TI - Chemistry of amino acids, peptides and proteins: A programmed text. PT - JOUR DP - 1969 TA - Archives of Internal Medicine pages = {218}, VI - 123 IP - 2 AID - 10.1001/archinte.1969.00300120106033 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1969.00300120106033 SO - Archives of Internal Medicine February 1, 1969 123(2):218