The effects of exclusion of air from pneumatized bones.
D000818:Animals; D001846:Bone Development; D001853:Bone Marrow; D002784:Cholesterol; D004848:Epithelium; D006099:Granuloma; D006811:Humerus / Q000502:physiology*; D066298:In Vitro Techniques; D008416:Mastoid / Q000502:physiology*; D011200:Poultry
D002784:Cholesterol