00773cam a2200241Ma 4500001001300000003000600013005001700019008004100036040004600077020001500123020001800138035002100156082001900177100002200196245006200218260005400280300002200334336002600356337002800382338002700410500004300437710005100480ocn813314462OCoLC20170302080543.0910404s1982    sa           f000 0 afr d  aNX@bengcNX@dOCLCOdOCLCAdOCLCQdZAAPA  a0621066400  a9780621066401  a(OCoLC)81331446204a362.1960422191 aOp't Hof, Johann.10aGenetiese afwykings in die gemeenskap /cJohann Op't Hof.  aPretoria :bDept van Gesondheid en Welsyn,c1982.  a32 pages ;c21 cm  atextbtxt2rdacontent  aunmediatedbn2rdamedia  avolumebnc2rdacarrier  aSeries of talks held on: Vrouerubriek.1 aSouth Africa.bDepartment of Health & Welfare.