between 1976 and 1985 , at the obstetrics and gynecology department of milan university , a total of 309 cases of hydatidiform mole , 223 complete moles and 86 partial moles , were monitored with the assay of beta-human chorionic gonadotropin , following a postmolar biochemical surveillance program .
C0020217
hydatidiform mole
C0334529
partial moles