Increase in hair copper concentration with increasing distance from the scalp.
D000293:Adolescent; D000367:Age Factors; D002648:Child; D003300:Copper / Q000378:metabolism*; D004781:Environmental Exposure; D005260:Female; D006197:Hair / Q000033:anatomy & histology / Q000378:metabolism* / Q000502:physiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009747:Nutritional Physiological Phenomena; D012535:Scalp / Q000378:metabolism / Q000502:physiology
D003300:Copper