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Human Reproduction (Oxford, England)|August 4, 1998
A randomized controlled trial of three low-dose gonadotrophin protocols for unexplained infertilityE G Hughes, J A Collins, J GunbyInternational Journal of Fertility|May 1, 1991
The effect of treatment on pregnancy among couples with unexplained infertilityJ A Collins, R A Milner, T C RoweAmerican Journal of Obstetrics and Gynecology|August 25, 2001
Current perspectives on benefits and risks of hormone replacement therapyR T Burkman, J A Collins, R A GreeneFertility and Sterility|May 1, 1993
A quantitative overview of controlled trials in endometriosis-associated infertilityE G Hughes, D M Fedorkow, J A CollinsFertility and Sterility|July 11, 1998
Canadian semen quality: an analysis of sperm density among eleven academic fertility centersE V Younglai, J A Collins, W G FosterFertility and Sterility|September 1, 1993
Occupation and the follow-up of infertile couplesJ A Collins, E A Burrows, A R WillanJournal of Dairy Science|June 1, 1991
Performance and fecal flora of calves fed a Bacillus subtilis concentrateB F Jenny, H J Vandijk, J A CollinsInternational Journal of Gynaecology and Obstetrics: the Official Organ of the International Federation of Gynaecology and Obstetrics|July 1, 1992
A comparison of ovulation suppression and ovulation stimulation in the treatment of endometriosis-associated infertilityC W Simpson, P J Taylor, J A CollinsCanadian Journal of Public Health = Revue Canadienne De Sante Publique|January 1, 1994
Occupation and the clinical characteristics of infertile couplesJ A Collins, E A Burrows, A R WillanFertility and Sterility|July 1, 1995
The prognosis for live birth among untreated infertile couplesJ A Collins, E A Burrows, A R WilanPageof 11