[Controlled studies published in German-language journals].
Middeke
M
M
D018849:Controlled Clinical Trials as Topic / Q000706:statistics & numerical data*; D005858:Germany; D006801:Humans; D016247:Information Storage and Retrieval; D007802:Language; D010506:Periodicals as Topic; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data*