TY  - RPRT
TI  - Activity level across the menstrual cycle.
AU  - J C Chrisler
AU  - H R McCool
PY  - 1991
DO  - 10.2466/pms.1991.72.3.794
UR  - https://pubmed.ncbi.nlm.nih.gov/1891316/
ID  - 1891316
ER  -