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Prenatal diagnosis of fetal tumors by ultrasonography.
Wienk MA, Van Geijn HP, Copray FJ, Brons JT. Wienk MA, et al. Among authors: copray fj. Obstet Gynecol Surv. 1990 Oct;45(10):639-53. doi: 10.1097/00006254-199010000-00001. Obstet Gynecol Surv. 1990. PMID: 2234700 Review.
Diagnosis and management of intrapartum fetal distress.
van Geijn HP, Copray FJ, Donkers DK, Bos MH. van Geijn HP, et al. Among authors: copray fj. Eur J Obstet Gynecol Reprod Biol. 1991 Dec;42 Suppl:S63-72. Eur J Obstet Gynecol Reprod Biol. 1991. PMID: 1809612 Review.
Organization of perinatal care within the European community.
Di Renzo GC, O'Herlihy C, van Geijn HP, Copray FJ. Di Renzo GC, et al. Among authors: copray fj. Eur J Obstet Gynecol Reprod Biol. 1992 Jul 3;45(2):81-7. doi: 10.1016/0028-2243(92)90221-j. Eur J Obstet Gynecol Reprod Biol. 1992. PMID: 1499851
European multicentre studies in the field of obstetrics.
van Geijn HP, Lachmeijer AM, Copray FJ. van Geijn HP, et al. Among authors: copray fj. Eur J Obstet Gynecol Reprod Biol. 1993 Jun;50(1):5-23. doi: 10.1016/0028-2243(93)90159-a. Eur J Obstet Gynecol Reprod Biol. 1993. PMID: 8365535 Review.