Mechanical stress, functional adaptation and the variation sturcture of the human femur diaphysis.
D015502:Absorptiometry, Photon; D000222:Adaptation, Physiological; D000367:Age Factors; D000368:Aged; D001696:Biomechanical Phenomena; D001862:Bone Resorption; D004838:Epiphyses / Q000033:anatomy & histology* / Q000502:physiology; D005163:Factor Analysis, Statistical; D005260:Female; D005269:Femur / Q000033:anatomy & histology* / Q000502:physiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion; D012737:Sex Factors