Latest developments in contraception.
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Contraception↗
Biomedical subjects
E L Billings
Publications and source records attributed to E L Billings.
A trial of the ovulation method of family planning in Tonga.
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Adolescent↗
Symptoms and hormonal changes accompanying ovulation.
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Adult↗
Worldwide pattern of skin sensitivity to histoplasmin.
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Adolescent↗
Traumatic and anoxic births. Follow-up examination of 478 babies.
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Asphyxia Neonatorum↗
The simplicity of the Ovulation Method and its application in various circumstances.
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Female↗