[Pre-employment examinations in mining apprentices, with special reference to the vertebral column].
D000293:Adolescent; D003032:Coal Mining; D005859:Germany, East; D006801:Humans; D008297:Male; D009787:Occupational Medicine; D010808:Physical Examination; D013122:Spinal Diseases / Q000175:diagnosis*
Einstellungsuntersuchungen bei Berglehrlingen unter besonderer Berücksichtigung der Wirbelsäule.