[MASS SURVEY BY A  STUDY GROUP ON OSTEOSYNTHESIS PROBLEMS].
D003625:Data Collection; D005592:Fracture Fixation; D005593:Fracture Fixation, Internal; D006801:Humans; D008403:Mass Screening; D011676:Punched-Card Systems; D013557:Switzerland
FRACTURE FIXATION; MASS SCREENING; PUNCHED-CARD SYSTEMS; SWITZERLAND
DIE GEMEINSCHAFTSERHEBUNG DER ARBEITSGEMEINSCHAFT FUER OSTEOSYNTHESEFRAGEN.