UMEA UNIV. MEDICAL DISSERTATION N. S. NR 107 541,649 MILLAN JOSÉ LUIS Placental and placental—like alkaline phosphates. Studies on the genetic polymor-­ phism , tumor expression and clinical signi-­ ficance using monoclonal antibodies as structural probes. Umea 1983 University 8 ° s . 53, nlb . 1 , prac 5, il . + wkł. s . nlb . 2 Umea Univ. Medical Dissertation n . s . nr 107