000 00306nam a2200121Ia 4500
001 1733
008 240324s9999 xx 000 0 eng
020 _a3805523866
082 _a616.307
_bK E B
100 _aP. J. Keller
245 0 _aBiochemistry methods for monitoring risk pregnancies
999 _c5183
_d5183