title: A simple method for measuring crystallization of the cervical mucus and its application in human sperm migration.
mesh_terms: D002582:Cervix Mucus; D003075:Coitus; D003460:Crystallization; D005260:Female; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D008722:Methods; D011247:Pregnancy; D013094:Spermatozoa / Q000502:physiology*; D013997:Time Factors