HEMODYNAMIC PATTERNS OF REFLUX IN PRIMARY SAPHENO-POPLITEAL JUNCTION INCOMPETENCE


Features of patients with rheumatoid arthritis whose debut joint is a foot or ankle joint: A 5,479-case study from the IORRA cohort.

BACKGROUND:Foot and ankle joint disorders are serious issues for patients with rheumatoid arthritis (RA).We compared the differences between patients with RA whose first symptom involved a foot or ankle joint (FOOT group) versus other joints (non-FOOT group) within the Institute of Rheumatology, Rheumatoid Arthritis (IORRA) cohort in our institute.

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Colony co-founding in ants is an active process by queens

Abstract Cooperative breeding may be selected for in animals when, on average, it confers greater benefits than solitary breeding.In a number of eusocial insects (i.e., ants, bees, wasps, and termites), queens join together to co-create new nests, a phenomenon known as colony co-founding.It has been hypothesised that co-founding evolved because que

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