TY - RPRT TI - Circulatory changes at birth. AU - A M Rudolph AU - H S Iwamoto AU - D F Teitel PY - 1988 DO - 10.1515/jpme.1988.16.s1.9 UR - https://pubmed.ncbi.nlm.nih.gov/3225727/ ID - 3225727 ER -