TY - RPRT TI - The newborn transitional circulation: a two-dimensional Doppler echocardiographic study. AU - L T Mahoney AU - K G Coryell AU - R M Lauer PY - 1985 DO - 10.1016/s0735-1097(85)80123-6 UR - https://pubmed.ncbi.nlm.nih.gov/4031274/ ID - 4031274 ER -