THE EFFECT OF CALCIUM AND PROTEIN FED PREGNANT SWINE UPON THE SIZE, VIGOR, BONE, COAT AND CONDITION OF THE OFFSPRING

John M. Evvard, Arthur W. Dox, S. C. Guernsey
1914 American Journal of Physiology  
doi:10.1152/ajplegacy.1914.34.3.312 fatcat:wdsl3kleffhddgayvnobdqvboq