Results 51 to 60 of about 1,113,673 (339)

Incidence, co-occurrence, and evolution of long-COVID features: A 6-month retrospective cohort study of 273,618 survivors of COVID-19

open access: yesPLoS Medicine, 2021
Background Long-COVID refers to a variety of symptoms affecting different organs reported by people following Coronavirus Disease 2019 (COVID-19) infection.
M. Taquet   +5 more
semanticscholar   +1 more source

Birth order, gestational age, and risk of delivery related perinatal death in twins: retrospective cohort study [PDF]

open access: yes, 2002
Objective: To determine whether twins born second are at increased risk of perinatal death because of complications during labour and delivery. Design: Retrospective cohort study. Setting: Scotland, 1992 and 1997.
Dobbie, R., Pell, J.P., Smith, G.C.
core   +3 more sources

Current Medical Research Winter 2008–Spring 2009 [PDF]

open access: yes, 2009
Note that the “Current Medical Research” feature focuses on issues relevant to natural family planning and the beginning of life. This piece is complemented by medical reviews published in The National Catholic Bioethics Quarterly, which focus more on ...
Fehring, Richard
core   +2 more sources

MET and NF2 alterations confer primary and early resistance to first‐line alectinib treatment in ALK‐positive non‐small‐cell lung cancer

open access: yesMolecular Oncology, EarlyView.
Alectinib resistance in ALK+ NSCLC depends on treatment sequence and EML4‐ALK variants. Variant 1 exhibited off‐target resistance after first‐line treatment, while variant 3 and later lines favored on‐target mutations. Early resistance involved off‐target alterations, like MET and NF2, while on‐target mutations emerged with prolonged therapy.
Jie Hu   +11 more
wiley   +1 more source

Tinnitus Among Patients With Anxiety Disorder: A Nationwide Longitudinal Study

open access: yesFrontiers in Psychiatry, 2020
ObjectivesThe association between tinnitus and anxiety disorder remains debated. We used a retrospective cohort study to investigate the relationship between anxiety disorder and tinnitus, aiming to decipher possible risk factors for tinnitus in patients
Sheue-Jane Hou   +10 more
doaj   +1 more source

Evaluation of KRAS and NRAS mutations in metastatic colorectal cancer: an 8‐year study of 10 754 patients in Turkey

open access: yesMolecular Oncology, EarlyView.
This nationwide study evaluated KRAS and NRAS mutations in 10 754 Turkish patients with metastatic colorectal cancer. The results revealed a mutation frequency of 51.1%, with 46.6% having KRAS mutations, 4.5% having NRAS mutations, and 48.5% being wild‐type for both.
Gozde Kavgaci   +6 more
wiley   +1 more source

Skeletal surveys lack efficacy in obtunded polytrauma patients

open access: yesOTA International, 2019
. Objectives:. To evaluate if a skeletal survey protocol initiated after 48 hours of intubation will decrease time to diagnosis and the treatment of occult fractures in the obtunded polytrauma patient. Design:.
Jakub M. Dmochowski, MD   +3 more
doaj   +1 more source

Comprehensive omics‐based classification system in adult patients with B‐cell acute lymphoblastic leukemia

open access: yesMolecular Oncology, EarlyView.
The COMBAT classification system, developed through multi‐omics integration, stratifies adult patients with B‐cell acute lymphoblastic leukemia(B‐ALL) into three molecular subtypes with distinct surface antigen patterns, immune landscape, methylation patterns, biological pathways and prognosis.
Yang Song   +11 more
wiley   +1 more source

Patients With Ankylosing Spondylitis Are Associated With High Risk of Fibromyalgia: A Nationwide Population-Based Cohort Study

open access: yesFrontiers in Medicine, 2021
Objectives: The main purpose of this retrospective cohort study was to provide an evaluation of Ankylosing spondylitis (AS) patients' fibromyalgia risk in different age and sex subgroups by analyzing large study samples.Methods: Datasets from the ...
Shuo-Yan Gau   +12 more
doaj   +1 more source

Intraosseous vascular access in critically ill adults-a review of the literature [PDF]

open access: yes, 2015
Aim & objectives. This literature review aim is to present a detailed investigation critiquing contemporary practices of intraosseous vascular access in adult patients.
Garside, Joanne   +2 more
core   +1 more source

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