000 00331nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aJ.B. Bijlsma
245 0 _aExcerpta Medica
_bThe International Medical Abstracting Service
260 _c1979
_bExcerpta Medica
_aAmsterdam
300 _bV. 40
942 _cJRBV
999 _c15945
_d15945