Learn More
Cyclic changes in the human cervical mucus were observed as early as the middle of the 19th century and have in the last two decades been the subject of extensive investigations. Among other matters studied have been the macroscopic and general appearances (SEGUY and VIMEUX 1933) and the crystallization pattern (e. g. by PAPANICOLAOU 1945, 1946, by RYDBERG(More)
  • 1