Heike Martin

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BACKGROUND Non-participation of general practitioners (GPs) is a serious source of bias for practice-based studies. Objective. To elucidate doctors' motives for non-participation in, and subjective barriers to, general practice research. METHODS German GPs that had opted out of a quality assessment project involving electronic patient records (EPRs) were(More)
Calciphylaxis (calcific uremic arteriolopathy, CUA) is a rare disease at the interface of nephrology, dermatology and cardiovascular medicine. CUA typically occurs in chronic dialysis patients. However, anecdotal reports also exist about cases in patients without relevant kidney disease. Clinically CUA is characterized by the stepwise development of(More)
INTRODUCTION There is scant real-world information on switching treatment for anemia associated with chronic kidney disease (CKD) from methoxy polyethylene glycol-epoetin beta (PEG-Epo) to darbepoetin alfa (DA). TRANSFORM was a multi-center, observational study designed to describe the time course of hemoglobin (Hb) concentration (primary outcome measure)(More)
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