Nitrogen equality is not a myth.
D000818:Animals; D001158:Arteries; D004044:Dietary Proteins / Q000378:metabolism; D004285:Dogs; D009584:Nitrogen / Q000097:blood* / Q000378:metabolism; D011653:Pulmonary Diffusing Capacity; D014680:Veins
D004044:Dietary Proteins; D009584:Nitrogen