1.
- 13th Annual meeting of Society of Perinatal Obstetricians, February 8-13, 1993, San Francisco, CA. 1993. Vol. 168, No. 1, Part 2, Suppl. - St. Louis : Mosby, 1993 - s. 24, 286-468(American Journal of Obstetrics and Gynecology; Suppl.) [1, currently available 0, at library only 1]
- Chapters, articles