Results 51 to 60 of about 3,182,714 (296)

A critical analysis of regional integration in southern Africa [PDF]

open access: yes, 1994
The collapse of state communism in Eastern Europe during the second half of the past decade and the subsequent demise of autocratic regimes in Africa presented the people of Southern Africa with new challenges that have become increasingly entangled in ...
Chiroro, Bertha
core  

A case of popliteal artery entrapment

open access: yesSouth African Journal of Radiology, 2004
No abstract available.
P.A. Scheepers, N. Khan, W.J.N Vermeulen
doaj   +1 more source

Retractions in Rheumatology: Trends, Causes, and Implications for Research Integrity

open access: yesArthritis Care &Research, EarlyView.
Objective We aimed to describe the trends and main reasons for study retraction in rheumatology literature. Methods We reviewed the Retraction Watch database to identify retracted articles in rheumatology. We recorded the main study characteristics, authors’ countries, reasons for retraction, time from publication to retraction, and trends over time ...
Anna Maria Vettori, Michele Iudici
wiley   +1 more source

A case of bilateral persistent sciatic arteries

open access: yesSouth African Journal of Radiology, 2004
No abstract available.
K. Boroto, P.A. Scheepers, N. Khan
doaj   +1 more source

Prevalence of Systemic Lupus Erythematosus in Australia, 2010–2022: A Population‐Based Study Using Linked National Administrative Health Data

open access: yesArthritis Care &Research, EarlyView.
Objective Systemic lupus erythematosus (SLE) is a heterogenous inflammatory condition with widely varying global prevalence estimates. The frequency of SLE in the general population of Australia has been reported to be notably lower than contemporary estimates in countries such as the United States or United Kingdom, at 19 to 39 per 100,000 as opposed ...
Lucinda Roper   +7 more
wiley   +1 more source

Variants of the left aortic arch branches

open access: yesSouth African Journal of Radiology, 2004
The normal aorta has three branches from its arch, but variations in this pattern are not uncommon. Our interest was to correlate the documented statistics to the variants observed in our patients.
N.Z. Makhanya, R.T. Mamogale, N. Khan
doaj   +1 more source

Risk of Retinopathy Associated with Long‐Term Use of Hydroxychloroquine in Patients with Rheumatic Diseases: A Systematic Review and Meta‐Analysis

open access: yesArthritis Care &Research, EarlyView.
Objective We aimed to estimate the prevalence and cumulative incidence of hydroxychloroquine retinopathy (HCQ‐R) and its risk factors among patients receiving long‐term HCQ with rheumatic diseases through a systematic review and meta‐analysis of observational studies that used spectral‐domain optical coherence tomography (SD‐OCT) for screening ...
Narsis Daftarian   +4 more
wiley   +1 more source

Descending necrotising mediastinitis

open access: yesSouth African Journal of Radiology, 2004
No abstract available.
W.J.N. Vermeulen   +2 more
doaj   +1 more source

Mucocutaneous Disease Activity and Damage Accrual in Systemic Lupus Erythematosus: Analyses From the Asia‐Pacific Lupus Collaboration Longitudinal Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective This research article aims to describe the prevalence, associations, and health‐related quality of life (HRQoL) impact of mucocutaneous features of systemic lupus erythematosus (SLE). Methods Data from the Asia‐Pacific Lupus Collaboration cohort were analyzed (2013–2021).
Amanda M. Saracino   +42 more
wiley   +1 more source

Election Management Bodies in Southern Africa

open access: yes, 2017
Over the past two decades, Southern African countries have entrenched the use of elections as the only means and medium for electing governments and representative institutions in governance. Electoral Management Bodies (EMBs) are central to the delivery

core   +1 more source

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