TY - BOOK AU - Covington,Timothy R. TI - Nonprescription drug therapy: guiding patient self-care SN - 1574391631 PY - 2003/// CY - St. Louis, Mo. PB - Facts & Comparisons KW - Drugs, Non-Prescription KW - therapeutic use KW - Handbooks KW - Self Care KW - Complementary Therapies ER -