000 00328nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aYear Book of Medicine
245 4 _aThe Medical Clinics of North America : 1968 : Volume 52(4)
260 _bW.B. Saunders Company
_c1968
300 _a771-1006p.
650 _aYear Book of Medicine
999 _c7887
_d7887