TY - EJOUR T1 - The role of phosphatidylglycerol in phospholipid analysis of tracheal and gastric aspirate in premature infants AU - Schmidt-Sommerfeld, Eberhard AU - Kattner, Wolfgang AU - Penn, Duna PY - 1987 LA - und PB - Kooperation de Gruyter JO - Journal of Perinatal Medicine - Official Journal of the WAPM DO - 10.1515/jpme.1987.15.1.31 ER -