TY - RPRT TI - Preference and diet type affect macronutrient selection after morphine, NPY, norepinephrine, and deprivation. AU - C C Welch AU - M K Grace AU - C J Billington AU - A S Levine PY - 1994 DO - 10.1152/ajpregu.1994.266.2.r426 UR - https://pubmed.ncbi.nlm.nih.gov/8141399/ ID - 8141399 ER -