A. de Boer

Determination of a maximum number of artificial inseminations by donor children per sperm donor.

J. Oosterwijk, C. Rigters-Aris, A. de Boer, 1995, Fertility and sterility.

Children with human immunodeficiency virus infection admitted to a paediatric intensive care unit in South Africa.

P. Goussard, H. Rabie, M. Cotton, 2007, Journal of tropical pediatrics.