00390nam a2200133Ia 4500008004100000082002000041100002300061245004900084260004400133300000800177650002100185650003400206653001600240170901s1968    xx            000 0 und d  a615.32992bW12A  aWaksman, Selman A. 0aActinomycin, Nature Formation and Activities  aNew YorkbInterscience Publishersc1968  a231  aMedical sciences  aTechnology (Applied sciences)  aAntibiotics