TY - RPRT TI - Lipid polymorphism as observed by cryo-electron microscopy. AU - P M Frederik AU - K N Burger AU - M C Stuart AU - A J Verkleij PY - 1991 DO - 10.1016/0005-2736(91)90384-k UR - https://pubmed.ncbi.nlm.nih.gov/2004103/ ID - 2004103 ER -