TY - RPRT TI - Programmed identification of fetal heart rate deceleration patterns. AU - L Chik AU - M G Rosen AU - V J Hirsch AU - R J Sokol PY - 1974 DO - 10.1016/0002-9378(74)90095-7 UR - https://pubmed.ncbi.nlm.nih.gov/4601800/ ID - 4601800 ER -