title: Biological variation in body composition.
mesh_terms: D000273:Adipose Tissue / Q000032:analysis; D000367:Age Factors; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D001823:Body Composition; D001835:Body Weight; D008055:Lipids / Q000032:analysis; D009132:Muscles / Q000032:analysis; D009584:Nitrogen / Q000032:analysis; D011188:Potassium / Q000032:analysis; D012737:Sex Factors; D013552:Swine; D014867:Water / Q000032:analysis
chemical_list: D008055:Lipids; D014867:Water; D009584:Nitrogen; D011188:Potassium