TY - RPRT TI - Plasma beta-endorphin and beta-lipotropin in the human fetus at delivery: correlation with arterial pH and pO2. AU - S L Wardlaw AU - R I Stark AU - L Baxi AU - A G Frantz PY - 1979 DO - 10.1210/jcem-49-6-888 UR - https://pubmed.ncbi.nlm.nih.gov/41846/ ID - 41846 ER -