Chronic obstructive pulmonary disease and heart failure in real life: the tip of the iceberg in the sea of comorbidities. A prospective observational study by Ombretta Para, Marco Vanetti, Chiara Dibonaventura, Davide Salerno, Lorenzo Caruso, Christian Carleo, Asim Raza, Carlo Nozzoli, Antonio Spanevello

“…We conducted a prospective observational cohort study. All consenting patients admitted to the Internal Medicine Department from the Emergency Department with known or strongly suspected COPD were enrolled. …”
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Matching of an observed event and its virtual model in relation to smart theories, coupled models and supervision of complex procedures—A review by Razek, Adel

“…This contribution aims to illustrate the nature of the observation–modeling (or real–virtual) link, the importance of the exact model (or coupled model) in the matching involved in this link and the use of this link in the supervision of complex procedures. …”
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First Detection of Radio Emission from the Intermediate-mass Black Hole in POX 52: Deep Multiband Observations with ATCA and VLA by Qi Yuan, Hengxiao Guo, Minfeng Gu, Jamie Stevens, Philip G. Edwards, Yongjun Chen, Wenwen Zuo, Jingbo Sun, Jun Yang, Paulina Lira, Tao An, Renzhi Su, Yuanqi Liu, Yijun Wang, Ning Chang, Pengfei Jiang, Ming Zhang

“…We conducted the deep observations using the Australia Telescope Compact Array (ATCA), spanning frequencies from 4.5 to 10 GHz, as well as the sensitive observations from the Karl G. …”
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Genomic analysis of the SMN1 gene region in patients with clinically diagnosed spinal muscular atrophy: a retrospective observational study by Tamaki Kato, Mamoru Yokomura, Yutaka Osawa, Kensuke Matsuo, Yuji Kubo, Taihei Homma, Kayoko Saito

“…Methods This retrospective observational study conducted in Japan used pre-collected DNA samples from patients with clinically diagnosed SMA. …”
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Stroke Event Factors among Adult Patients Admitted to Stroke Unit of Jimma University Medical Center: Prospective Observational Study by Ginenus Fekadu, Hunduma Wakassa, Firew Tekle

“…Methods. Prospective observational study was carried at stroke unit of Jimma University Medical Center for 4 consecutive months from March 10 to July 10, 2017. …”
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Crowding distance and IGD-driven grey wolf reinforcement learning approach for multi-objective agile earth observation satellite scheduling by He Wang, Weiquan Huang, Sindri Magnússon, Tony Lindgren, Chen Chen, Junyu Wu, Yanjie Song

Subjects: “…Earth observation satellite…”
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Premières observations sur les ateliers de verriers de la rue Marie-Clémence-Fouriaux à Reims/Durocortorum by Aurore Louis, Pascal Stocker

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Prevalence of Emergence Delirium and Associated Factors among Older Patients Who Underwent Elective Surgery: A Multicenter Observational Study by Gezahegn Tesfaye Mekonin, Megersa Kelbesa Olika, Mitiku Birhanu Wedajo, Ashanafi Tolasa Badada, Abebe Dukessa Dubiwak, Tajera Tageza Ilala, Mamo Nigatu Gebre

“…A multicenter prospective observational study was conducted at the postanesthetic care unit in the four teaching hospitals of Ethiopia. …”
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Commentary on “Differences in Characteristics Between First‐Ever Foot Ulcer and Recurrent Foot Ulcer in Patients With Diabetes: Prospective Observational Study” by Mostafa Javanian, Mohammad Barary, Soheil Ebrahimpour

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Social Learning in Bumblebees (Bombus impatiens): Worker Bumblebees Learn to Manipulate and Forage at Artificial Flowers by Observation and Communication within the Colony by Hamida B. Mirwan, Peter G. Kevan

“…Social learning occurs when one individual learns from another, mainly conspecific, often by observation, imitation, or communication. Using artificial flowers, we studied social learning by allowing test bumblebees to (a) see dead bumblebees arranged in foraging positions or (b) watch live bumblebees actually foraging or (c) communicate with nestmates within their colony without having seen foraging. …”
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A 3.5-Dimensional Variational Method for Doppler Radar Data Assimilation and Its Application to Phased-Array Radar Observations by Qin Xu, Li Wei, Wei Gu, Jiandong Gong, Qingyun Zhao

“…First, radar radial-velocity observations from three consecutive volume scans are analyzed on the model grid. …”
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Comment on “Diagnostic accuracy of subclavian vein versus inferior vena cava collapsibility index for predicting postinduction hypotension: An observational study” by Vidhya Narayanan, Raghuraman M. Sethuraman, Geetha S. Udayakumar

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In-situ observation of twinning and grain rotation assisted deformation in wire-arc direct energy deposited (WDED) single phase titanium by Blanca Palacios, Sohail M.A.K. Mohammed, Tanaji Paul, Brandon Aguiar, Sean Langan, Arvind Agarwal

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Nurses Practice of Hand Hygiene in Hiwot Fana Specialized University Hospital, Harari Regional State, Eastern Ethiopia: Observational Study by Nefsu Awoke, Biftu Geda, Aseb Arba, Tiwabwork Tekalign, Kebreab Paulos

“…Yet good hand hygiene, the simple task of cleaning hands at the right time and in the right way, can reduce HCAIs that are transmitted by healthcare workers’ hands. Method. Observational study conducted among nurses by observational tool which was adopted from WHO observational tool. …”
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Implementation of rural provider-to-provider telehealth in country Western Australia: a retrospective observational analysis via the RE-AIM framework by Kaylie Toll, Suzanne Robinson, Stephen Andrew, Aled Williams, Justin Yeung, Richard Varhol, Joanna C. Moullin

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Safety and accuracy of digitally supported primary and secondary urgent care telephone triage in England: an observational study using routine data by Vanashree Sexton, Catherine Grimley, Jeremy Dale, Helen Atherton, Gary Abel

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Features and predictive value of 6-min walk test outcomes in interstitial lung disease: an observation study using wearable monitors by Jiaying Li, Xiaobing Wu, Xiaoyan Li, Miaozhen Deng, Xinyin Liang, Huiqun Wei

“…We found significant differences in 6MWD (F=2.44, p=0.033), SpO2 change (F=2.58, p=0.025), HR at 0 min (F=2.87, p=0.014), HR at end of 6 min (F=2.58, p=0.025) and HR zenith (F=2.64, p=0.022) between the subtypes of ILD.Conclusion This observation provided an important evidence regarding oxygen titration. …”
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Is Physical Activity Related to Depression and Anxiety among Adults? Observations from a Noncommunicable Disease Screening Clinic in North India by Madhur Verma, Amandeep Kaur, Ankush Upneja, Preeti Dhoat, Jitender Aneja, Rakesh Kakkar

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Will things feel better in the morning? A time-of-day analysis of mental health and wellbeing from nearly 1 million observations by Daisy Fancourt, Feifei Bu, Jessica K Bone

“…But although broader mental health and well-being also vary over months and weeks, it is unclear whether there are diurnal changes in how people experience and report their mental health.Objective To assess time-of-day association with depression, anxiety, well-being and loneliness.Methods The study analysed data from 49 218 adults drawn from the University College London COVID-19 Social Study, which gathered detailed repeated measurements from the same participants across time over a 2-year period (March 2020–March 2022, 18.5 observation per person). Data were analysed using linear mixed-effects models.Findings There is a clear time-of-day pattern in self-reported mental health and well-being, with people generally waking up feeling best and feeling worst around midnight. …”
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Interpretation of indoor air surveillance for respiratory infections: a prospective longitudinal observational study in a childcare settingResearch in context by Caspar Geenen, Steven Traets, Sarah Gorissen, Michiel Happaerts, Kurt Beuselinck, Lies Laenen, Jens Swinnen, Sien Ombelet, Joren Raymenants, Els Keyaerts, Emmanuel André

“…Methods: In this prospective observational study, we compared the presence and concentration of several respiratory pathogens in the air with the number of attendees with infections and the pathogen load in their nasal mucus. …”
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