TY - RPRT TI - Reversed-phase high-performance liquid chromatography coupled with second-order derivative spectroscopy for the quantitation of aromatic amino acids in peptides: application to hemorphins. AU - Q Zhao AU - F Sannier AU - I Garreau AU - C Lecoeur AU - J M Piot PY - 1996 DO - 10.1016/0021-9673(95)00840-3 UR - https://pubmed.ncbi.nlm.nih.gov/8819820/ ID - 8819820 ER -