000 00302nam a2200097Ia 4500
008 160509s9999 xx 000 0 und d
100 _aNational Library of Medicine
245 _aMedline : 1974 - 1975National Library of Medicine
260 _bNational Library of Medicine
_c1975
650 _aMedline 1974-1975
999 _c9126
_d9126