TY - JOUR AU - Goff, JP; Horst, RL TI - Physiological changes at parturition and their relationship to metabolic disorders JO - J Dairy Sci VL - 80 PY - 1997 DO - 10.3168/jds.S0022-0302(97)76055-7 L3 - PubMed-ID: 9241588 SP - 1260 EP - 1268. ER -