AU - Blocker, H. AU - Frank, R AU - Fritz, H. J. TI - Chemical synthesis in molecular biology : : Biological Macromolecules with natural and modified monomer units SN - 09304320 U1 - 574.88 PY - 1987/// CY - Germany : PB - VCH Publishers , KW - Biological Interaction KW - Molecular Biology-Synthesis ER -