The pathophysiology of coronavirus disease 2019 (COVID-19) is associated with a wide range of functional changes in some physiological parameters. The direct effects of coronavirus 2...
Hormonal contraceptives such as pills, patches, and vaginal rings stop ovulation, change cervical mucus to prevent sperm from passing through the cervix and finding eggs, or...
Reviewed by Emily Henderson, B.Sc.July 24, 2020 A vaginal ring intended to be used for one month at a time is a new HIV prevention method...
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