003900000a22001570004500020001400000060000800014082002000022100002300042245002800065260002900093260000900122300000800131490003000139490002600169650003700195  a121818721  a100  a574.1925 MET.15  aClayton, Raymond B  aSteroids and terpenoids  aNew York, Academic press  c1969  a903  a15cMethods in enzymology  aMethods in enzymology  aSteroids/ Terpenoids/ Enzymology