[Electron microscopic observations on the development of pigment granula in the retina of human embryos].
D004583:Electrons; D006652:Histological Techniques; D006801:Humans; D008853:Microscopy; D008854:Microscopy, Electron; D012160:Retina / Q000033:anatomy & histology*; D012168:Retinal Pigments
D012168:Retinal Pigments
MICROSCOPY, ELECTRON; RETINA/anatomy and histology; RETINAL PIGMENTS