TY - BOOK ID - 133472000 TI - Principles of research in biology and medicine PY - 1958 PB - Philadelphia : Lippincott, DB - UniCat KW - Biology KW - Medicine KW - Research. KW - Research UR - https://www.unicat.be/uniCat?func=search&query=sysid:133472000 AB - ER -