000 00393naa a22001094a 4500
001 CR108319
040 _aveucat
_cveucat
041 _aspa
100 _aNYBERG, DAVID A.
245 _aTHREATENED ABORTION: SONOGRAPHIC DISTINCTION OF NORMAL AND ABNORMAL GESTATION SACS
942 _2lcc
_cART
773 _aRADIOLOGY
999 _c47490
_d47490