Publications by authors named "J Litman"

Introduction: There are multiple variables known to be associated with pain during cesarean delivery (PDCD), including patient-related factors, obstetrical and surgical factors, and anesthetic technique. The primary aim of this prospective patient-reported outcome study was to evaluate patient-related factors, including expectations and anxiety, and clinical variables associated with PDCD.

Methods: Patients undergoing cesarean delivery from December 1, 2023 to March 31, 2024 were enrolled 24 to 72 hours postoperatively.

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Force Field X (FFX) is an open-source software package for atomic resolution modeling of genetic variants and organic crystals that leverages advanced potential energy functions and experimental data. FFX currently consists of nine modular packages with novel algorithms that include global optimization via a many-body expansion, acid-base chemistry using polarizable constant-pH molecular dynamics, estimation of free energy differences, generalized Kirkwood implicit solvent models, and many more. Applications of FFX focus on the use and development of a crystal structure prediction pipeline, biomolecular structure refinement against experimental datasets, and estimation of the thermodynamic effects of genetic variants on both proteins and nucleic acids.

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At a time when nature conservation has become essential to ensure the long-term sustainability of our environment, it is widely acknowledged that conservation actions must be implemented within a solid taxonomic framework. In preparation for the upcoming update of the IUCN Red List, we here update the European checklist of the wild bees (sensu the IUCN geographical framework). The original checklist, published in 2014, was revised for the first time in 2017.

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Background: Care management programs are widely used to improve care coordination and management of chronic conditions for high-need older adults. With many care management programs targeting a small number of people, high-need older adults may receive services from more than one care management program (co-occurring care management), the implications of which are unknown.

Methods: We conducted semi-structured interviews with 37 care managers, 15 older adults, and 13 caregivers, who were recruited through an urban academic medical center and a large rural health system in Maryland.

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Thole-style mutual induction models for molecular polarization have been adopted by several popular polarizable force fields (FFs) for their simplicity and transferability. The atomic polarizability parameters of these models are typically derived by fitting to or/and experimental molecular polarizabilities. In this work, we improve upon Thole polarizability parameters by employing both high-level quantum mechanics molecular polarizabilities and electrostatic potential (ESP) responses on three-dimensional grids.

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