TY - RPRT TI - Significant decrease of maternal serum serotonin levels in singleton pregnancies complicated by the HELLP syndrome. AU - J Backe AU - S Bussen AU - T Steck PY - 1997 DO - 10.3109/09513599709152568 UR - https://pubmed.ncbi.nlm.nih.gov/9476090/ ID - 9476090 ER -