An observer for a nonlinear age-structured model of a harvested fish population by Diène Ngom, A. Iggidir, Aboudramane Guiro, Abderrahim Ouahbi

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Perceptions and observations of shared decision making during pediatric otolaryngology surgical consultations by Yolanda Evong, Jill Chorney, Gilanders Ungar, Paul Hong

“…Conclusions Observed levels of SDM were consistently low, but higher levels were observed when the surgeon spent more time during the consultation. …”
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Analysis of modified sitting positions for subarachnoid block: A prospective observational study by Nousheen Chowdhary, Ajaiz Rasool, Raja Suhail Shounthoo, Majid Jehangir, Rohey Jan, Showkat Ahmad Gurcoo

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Observer-Based Bounded Control for Discrete Time-Delay Uncertain Nonlinear Systems by Bei Wu, Mou Chen, Xiaoming Chen

“…Suppose that the disturbance is generated by an exogenous system; a disturbance observer is designed to estimate the unknown disturbance. …”
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Observing non-Hermiticity induced chirality breaking in a synthetic Hall ladder by Rui Ye, Yanyan He, Guangzhen Li, Luojia Wang, Xiaoxiong Wu, Xin Qiao, Yuanlin Zheng, Liang Jin, Da-Wei Wang, Luqi Yuan, Xianfeng Chen

“…Here we report the experimental observation of the break of chiral currents in a Hall ladder from the non-Hermiticity by constructing synthetic frequency dimension in two rings, where currents on both legs of the ladder co-propagate in the same direction. …”
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Fault Estimation Method for Nonlinear Systems With Perturbations Based on Augmented Fault Observer by Yanxiu Sun, Ying Du, Yuping Zhang

Subjects: “…Fault observer…”
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Peripheral oxygen saturation levels as a guide to avoid hyperoxia: an observational study by Renate Stolmeijer, Jan C. ter Maaten, Jack Ligtenberg, Ewoud ter Avest

“…Methods In a retrospective observational cohort study of patients included in the Acutelines data- and biobank of the University Medical Center Groningen between September 2020 and March 2023, we collected blood gas samples and triage data of sequentially included patients who received oxygen at the moment they were presented in the emergency department (ED). …”
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Sarcopenia in Type 2 Diabetes Mellitus: A Cross-Sectional Observational Study by L. M. Pechmann, T. H. Jonasson, V. S. Canossa, H. Trierweiler, G. Kisielewicz, R. R. Petterle, C. A. Moreira, V. Z. C. Borba

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Ocular adnexal lymphoma – A single-center observational study of survival outcomes by Karuvel Kannan Saraswathi, Pragya Saini, Radhakrishnan Santhi, Veerappan Muthukkaruppan, Ayyasamy Vanniarajan, Usha Kim

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Clinical and Capillaroscopic Modifications of the Psoriatic Plaque during Therapy: Observations with Oral Acitretin by Giuseppe Stinco, Cinzia Buligan, Enzo Errichetti, Francesca Valent, Pasquale Patrone

“…As observed during previous our studies, we found a discrepancy between clinical and capillaroscopic results, with a far greater improvement in the first than in the second. …”
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Adaptive Integral Observer-Based Synchronization for Chaotic Systems with Unknown Parameters and Disturbances by Xiuchun Li, Jianhua Gu, Wei Xu

“…Considering the effects of external perturbations on the state vector and the output of the original system, this paper proposes a new adaptive integral observer method to deal with chaos synchronization between the drive and response systems with unknown parameters. …”
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Anti-correlation of LacI association and dissociation rates observed in living cells by Vinodh Kandavalli, Spartak Zikrin, Johan Elf, Daniel Jones

“…We found that both association and dissociation rates differed significantly between binding sites, and moreover observed a clear anticorrelation between these rates across varying binding site strengths. …”
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PROBLEMS OF RESEARCHING CONSUMERS ON SENSITIVE ISSUES – SOME OBSERVATIONS ON THE EXAMPLE OF EMULATORY BEHAVIOR by Aleksandra Burgiel

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Factors Associated with Persistence with Teriparatide Therapy: Results from the DANCE Observational Study by Deborah T. Gold, David L. Weinstein, Gerhardt Pohl, Kelly D. Krohn, Yi Chen, Eric S. Meadows

“…Patients taking teriparatide in a multicenter, prospective, and observational study were given three questionnaires: baseline, follow-up questionnaire 1 (QF1, 2 to 6 months), and follow-up questionnaire 2 (QF2, 12 months). …”
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Vertebral level in pregnancy according to the posterior superior iliac spine: an observational study by Ping Li, Dong Luo, Haibo Qu, Xuesheng Li, Linli Luo

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Depression among Elderly of Chhayanath Rara Municipality, Mugu, Nepal: An Observational Study by Nabina Malla, Lisasha Poudel, Sushma Pokhrel, Vidya Chaudhary, Prajita Mali

“…The objectives were to assess depression among elderly in Chhayanath Rara municipality. Methods: An observational cross-section study was conducted among 387 elderly through face-to-face interviews by using Geriatric Depression Scale-short scale (GSD 15) in a municipality of Nepal. …”
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PROBLEMS OF RESEARCHING CONSUMERS ON SENSITIVE ISSUES – SOME OBSERVATIONS ON THE EXAMPLE OF EMULATORY BEHAVIOR by Aleksandra Burgiel

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Clinicoepidemiological Observational Study of Acquired Alopecias in Females Correlating with Anemia and Thyroid Function by Kirti Deo, Yugal K. Sharma, Meenakshi Wadhokar, Neha Tyagi

“…Alopecia can either be inherited or acquired; the latter, more common, can be diffuse, patterned, and focal, each having cicatricial and noncicatricial forms. This observational study of 135 cases in a semiurban Indian population aimed to detect the prevalence of various forms of acquired alopecia in females and correlate the same with levels of hemoglobin, serum ferritin, triiodothyronine, thyroxin, and thyroid stimulating hormone. …”
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Surgical treatment of Hallux Rigidus – arthrodesis or resection arthroplasty? Retrospective observational study by Dovydas Rapolis, Matas Urmanavičius, Aleksas Makulavičius, Valentinas Uvarovas

“…Methods. A retrospective observational study was conducted on 41 patients who were followed up for 2–4 years after surgery. …”
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Observer-Based Control Design for Nonlinear Networked Control Systems with Limited Information by Yilin Wang, Zhengrong Xiang, Hamid Reza Karimi

“…This paper is concerned with the problem of designing a robust observer-based controller for discrete-time networked systems with limited information. …”
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