TY - RPRT TI - Calcium level for developing boars and gilts. AU - D O Liptrap AU - E R Miller AU - D E Ullrey AU - K K Keahey AU - J A Hoefer PY - 1970 DO - 10.2527/jas1970.313540x UR - https://pubmed.ncbi.nlm.nih.gov/5520344/ ID - 5520344 ER -