"Fractional labeling": the fraction of actively forming osteons that take tetracycline labels in normal human bone.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001842:Bone and Bones / Q000378:metabolism*; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010012:Osteogenesis; D013752:Tetracycline
D013752:Tetracycline