[ON THE 70TH BIRTHDAY OF PROF. DR. MATTHIAS HACKENBROCH].
D049673:History, 20th Century; D008511:Medicine; D019637:Orthopedic Procedures; D009985:Orthopedics
BIOGRAPHIES; HISTORY; HISTORY OF MEDICINE, 20TH CENT.; ORTHOPEDICS
ZUM 70. GEBURTSTAG VON PROF. DR. MATTHIAS HACKENBROCH.