Seals, population and disease : Environmental contaminant-induced immunosuppression = Zeeholden, vervuiling en infectieziekten : immuunsuppressie text Utrecht Universiteit Uttrecht 1995 Ind 176 p. : ill.; 24 cm 176 p. : ill.; 24 cm Thesis (Ph.D) - Universiteit Utrecht, 1995 OSS, P.S. SEALS IMMUNE RESPONSE TOXICOLOGY CONTAMINATION 639.2.09 INLIS000000000005896 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)