00289nam a2200133Ia 45000030006000000080041000060400015000471000016000622450028000782500011001062600009001175460012001260050017001380STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMertz, E.T.  aElementary biochemistry  aSecond  c1967  aEnglish20220125170331.0