Candiani G B, Fedele L
Acta Eur Fertil. 1987 Mar-Apr;18(2):91-104.
Spontaneous abortion is the commonest complication of pregnancy and its frequency has been estimated to be between 15 and 20% of all clinical pregnancies. A comprehensive classification of etiologic factors that may cause repeated abortions is made and the importance of a precise program of the necessary diagnostic steps is underlined.
