There are multiple definitions:

1. collagen volume fraction(English)

   • HCM, AMI, CAD, IZ, NIZ
   • Ratio-based metric, Cardiology, Pathology
   • https://doi.org…2x2009000300010
   • http://pubmed.n…h.gov/16146598/

2. cervicovaginal fluid(English)

   • a valuable source of clinical information about the female reproductive tract in both nonpregnant and pregnant women
   • NILM
   • Clinical chemistry, Ovary and uterus, Pregnancy
   • https://doi.org/10.1002/jms.4374