TY  - RPRT
TI  - Physiological adaptations during pregnancy.
AU  - W R Camann
AU  - G W Ostheimer
PY  - 1990
DO  - 10.1097/00004311-199002810-00002
UR  - https://pubmed.ncbi.nlm.nih.gov/2403986/
ID  - 2403986
ER  -