Peyer's patches in the human gut.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002675:Child, Preschool; D005333:Fetus; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007422:Intestines / Q000033:anatomy & histology* / Q000473:pathology; D008221:Lymphoid Tissue / Q000033:anatomy & histology*; D008875:Middle Aged
Gut. 1965 Jun;6(3):225-9
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