Johann F., the younger, German comparative anatomist and embryologist, 1781–1833. See M. scan, M. syndrome, M. cartilage, M. diverticulum, M. plane, M.-Gruber syndrome.
Johann F., the elder, German anatomist and obstetrician, 1714–1774. See M. band, M. cavity, M. ganglion, M. ligament, M. space.
Medical dictionary. 2011.