Evelyn Billings
Otto Nasse
Mercedes Arzú Wilson
Max Elstein
Donald L Daniel
Evelyn Dr Billings
Louis Martineau
Mitsubishi Sōgō Kenkyūjo. Ningen Seikatsu Kenkyū Honbu
World Health Organization (WHO)
J. B. Brown
William Tyler Smith
Vaclav Insler
John J. Billings
Special Programme of Research, Development, and Research Training in Human Reproduction (World Health Organization)
Nona Aguilar