TY - RPRT TI - Macromolecular structural elucidation with solid-state NMR-derived orientational constraints. AU - R R Ketchem AU - K C Lee AU - S Huo AU - T A Cross PY - 1996 DO - 10.1007/bf00198135 UR - https://pubmed.ncbi.nlm.nih.gov/8810522/ ID - 8810522 ER -