00442nam a2200145Ia 4500008004100000020001500041082001800056100002200074245008200096260005000178300000800228650003400236650001800270653000800288170901s1978    xx            000 0 und d  a071670286X  a547.596bF88D  aFreifelder, David 0aDNA Molecule Structure and PropertiesbOriginal Papers, Analyses and Problems  aSan FranciscobW.H. Freeman and Companyc1978  a499  aChemistry and allied sciences  aPure Sciences  aDNA