TY  - RPRT
TI  - Basal body temperature record: a multipurpose diagnostic tool.
AU  - H L Kotz
DO  - 10.1111/j.1552-6909.1973.tb01179.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4489490/
ID  - 4489490
ER  -