1. Sonographic imaging of the glycogen stage of fetal choroid plexus;Crade;Am. J. Roentgenol,1981
2. Atlas of Endometrial Histopathology;Dallenbach-Hellweg,1985
3. The endometrium and the luteal phase defect;Daly;Sem. Reprod. Endocrinol.,1983
4. Ultrasonic evaluation of the uterus in the normal menstrual cycle;Duffield;Med. Ultra.,1981
5. Sonographic depiction of normal and abnormal endometrium: correlation with histoanatomy in hysterectomy specimens;Fleischer,1985