title: Some structural evidence in support of functional integration within the cephalic neuroendocrine complex of Periplaneta americana L.
mesh_terms: D000818:Animals; D003058:Cockroaches / Q000033:anatomy & histology*; D008297:Male; D009490:Neurosecretory Systems / Q000033:anatomy & histology* / Q000502:physiology; D013194:Staining and Labeling