Observations made at three church bat (Chiroptera) roosts in central Slovenia by Jan Gojznikar, Tim Zaveršek, Anja Bolčina

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Antimicrobial Stewardship in the Pediatric Emergency Department: An Observational Pre-Post Study by Erika Silvestro, Ilaria Mussinatto, Antonia Versace, Marco Denina, Giulia Pruccoli, Raffaella Marino, Giulia Mazzetti, Lorenzo Scaglione, Federico Vigna, Alessandra Macciotta, Silvia Garazzino, Claudia Bondone

“…<b>Methods</b>: We conducted a pre-post observational study with an audit, intervention, and feedback given to prescribers. …”
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The Hautus-Type Inequality for Abstract Fractional Cauchy Problems and Its Observability by Li Chen-Yu

“…In this paper, we investigate the observability of the fractional resolvent family, and we prove two main results: the first result shows a generalization of the Hautus-type test for observable exponentially stable semigroups to the fractional resolvent family and the second result shows the equivalence of the observability and the below boundedness of the linear operator on the wave packet when the generator conforms to a specific form.…”
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Propensity Score Matching: should we use it in designing observational studies? by Fei Wan

“…PSM crafts matched datasets, mimicking some attributes of randomized designs, from observational data. In a valid PSM design where all baseline confounders are measured and matched, the confounders would be balanced, allowing the treatment status to be considered as if it were randomly assigned. …”
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Extreme Value Analysis of Ground Magnetometer Observations at Valentia Observatory, Ireland by Alexandra Ruth Fogg, C. M. Jackman, J. Malone‐Leigh, P. T. Gallagher, A. W. Smith, M. Lester, M.‐T. Walach, J. E. Waters

“…The horizontal component of magnetometer observations and its time derivative are considered, and extreme values of these are identified. …”
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The Observance of Patient Rights in the Emergency Departments of Hospitals in Golestan Province, Iran by Asieh Soleimani, Zahra Kashaninia, Shima Haghani

“…Background & Aims Observance of patients’ rights by nurses is very important for patient satisfaction and the improvement of their health. …”
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Disturbance Observer-Based Adaptive Control of Hypersonic Vehicles with Constrained Actuators by Guan Wang, Li Li, Weihua Li, Huajun Zhou, Changbo Ma, Hongwei Xia

“…The combination of nonlinear disturbance observer and adaptive mechanism is exploited to design an adaptive controller for each subsystem. …”
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Serial Observations and Mutational Analysis of an Adoptee with Family History of Hypertrophic Cardiomyopathy by Bronwyn Harris, Jean P. Pfotenhauer, Cheri A. Silverstein, Larry W. Markham, Kim Schafer, Vernat J. Exil, Charles C. Hong

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Airborne observations reveal the fate of the methane from the Nord Stream pipelines by Friedemann Reum, Julia Marshall, Henry C. Bittig, Lutz Bretschneider, Göran Broström, Anusha L. Dissanayake, Theo Glauch, Klaus-Dirk Gottschaldt, Jonas Gros, Heidi Huntrieser, Astrid Lampert, Michael Lichtenstern, Scot M. Miller, Martin Mohrmann, Falk Pätzold, Magdalena Pühl, Gregor Rehder, Anke Roiger

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Hyperparathyroidism in Patients with End-Stage Chronic Liver Disease (Clinical Observations) by A. A. Lavreniuk, A. N. Gorbacheva, E. E. Bibik, A. K. Eremkina, I. N. Tikhonov, N. G. Mokrysheva

“…Aim: to present disorders of mineral and bone metabolism in patients with chronic liver diseases through clinical observations.Key points. The liver plays an important role in mineral metabolism: metabolic activation of vitamin D, synthesis of vitamin D-binding protein and albumin, metabolism of parathyroid hormone, etc. …”
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Classified List of Species Observed by H. G. Hubbard on the Giant Cactus by E. A. Schwarz

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Initiation of insulin therapy in patients with type 2 diabetes: An observational study by Zerovnik Spela, Kos Mitja, Locatelli Igor

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Quality of Life of Palestinian Patients on Hemodialysis: Cross-Sectional Observational Study by Hani H. Naseef, Nadin Haj Ali, Arin Arafat, Sawsan Khraishi, Abdallah Damin AbuKhalil, Ni’meh Al-Shami, Hosniyeh Ladadweh, Mohammad Alsheikh, Abdullah K. Rabba, Imad T. Asmar, Yousef Sahoury

“…A multicenter cross-sectional observational study was conducted at multiple dialysis centers in Palestine, including 271 participants receiving renal replacement therapy. …”
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Utility of CB-NAAT in cutaneous tuberculosis: A prospective observational study by Parul Verma, Srishti Tripathi, Swastika Suvirya, Prakriti Shukla, Amita Jain, Atin Singhai, Urmila Singh, Nishant Verma

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Physical Pathways for JWST-observed Supermassive Black Holes in the Early Universe by Junehyoung Jeon, Volker Bromm, Boyuan Liu, Steven L. Finkelstein

“…Observations with the James Webb Space Telescope (JWST) have revealed active galactic nuclei (AGN) powered by supermassive black holes (SMBHs) with estimated masses of 10 ^7 –10 ^8 M _⊙ at redshifts z  ∼ 7–9. …”
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Microbiological and chemical changes observed in the frozen crayfish stored at different temperatures by Bahri Patır, Ahmet H. Dinçoglu

“…Any yeast and mould microorganisms were not observed in any of the samples during storing period. …”
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Running trends in Switzerland from 1999 to 2019: An exploratory observational study. by Anja Witthöft, Thimo Marcin, Mabliny Thuany, Volker Scheer, Pantelis T Nikolaidis, Matthias Wilhelm, Katja Weiss, Thomas Rosemann, Beat Knechtle

“…<h4>Methods</h4>In this exploratory observational study, we analyzed 1,172,836 finishers (370,517 women and 802,319 men) competing between 1999 and 2019 in 5 different race distances in Switzerland. …”
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Differences in Sexual Function Between Trimesters During Pregnancy: An Observational Study by Sunullah Soysal, Abdullah Sarioz, Umran Kilincdemir Turgut, Gokce Anik Ilhan, Yusuf Arman, Begum Yildizhan, Tanju Pekin

“…STUDY DESIGN: This observational study was conducted at a tertiary referral center with 372 pregnant women. …”
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Multiple Sclerosis Nursing to Improve Care and Education (MSNICE): an observational study by Liesbeth Van Hijfte, Melissa Cambron, Roel Crols, Gino De La Meilleure, Nelly Govers, Ludo Vanopdenbosch, Guy Laureys, Barbara Willekens, for the MSNICE Study Group

“…Conclusion We did not observe clinical differences regarding HRQoL in pwMS between centers with and without an MS-nurse. …”
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Observations of Microlensed Images with Dual-field Interferometry: On-sky Demonstration and Prospects by Przemek Mróz, Subo Dong, Antoine Mérand, Jinyi Shangguan, Julien Woillez, Andrew Gould, Andrzej Udalski, Frank Eisenhauer, Yoon-Hyun Ryu, Zexuan Wu, Zhuokai Liu, Hongjing Yang, —, Guillaume Bourdarot, Denis Defrère, Antonia Drescher, Maximilian Fabricius, Paulo Garcia, Reinhard Genzel, Stefan Gillessen, Sebastian F. Hönig, Laura Kreidberg, Jean-Baptiste Le Bouquin, Dieter Lutz, Florentin Millour, Thomas Ott, Thibaut Paumard, Jonas Sauter, T. Taro Shimizu, Christian Straubmeier, Matthias Subroweit, Felix Widmann, (The GRAVITY+ Collaboration), Michał K. Szymański, Igor Soszyński, Paweł Pietrukowicz, Szymon Kozłowski, Radosław Poleski, Jan Skowron, Krzysztof Ulaczyk, Mariusz Gromadzki, Krzysztof Rybicki, Patryk Iwanek, Marcin Wrona, Mateusz J. Mróz, (The OGLE Collaboration), Michael D. Albrow, Sun-Ju Chung, Cheongho Han, Kyu-Ha Hwang, Youn Kil Jung, In-Gu Shin, Yossi Shvartzvald, Jennifer C. Yee, Weicheng Zang, Sang-Mok Cha, Dong-Jin Kim, Seung-Lee Kim, Chung-Uk Lee, Dong-Joo Lee, Yongseok Lee, Byeong-Gon Park, Richard W. Pogge, (KMTNet Collaboration)

“…However, such observations have previously been possible for only a handful of extremely bright events. …”
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