[On the histological and electron microscopic structure of frog skin].
D000818:Animals; D001001:Anura / Q000033:anatomy & histology*; D003239:Connective Tissue Cells; D005260:Female; D008297:Male; D008854:Microscopy, Electron; D012867:Skin / Q000166:cytology; D013194:Staining and Labeling