itchy skin
(NEURAL MECHANISMS INVOLVED IN ITCH,“ITCHY SKIN,” AND TICKLE SENSATIONS
David T.Graham,Helen Goodell and Harold G.Wolff )
erogenous zone
(Studies on Itching I.Contributions Toward an Understanding of the Physiology of Masochism
JOSEPH G.KEPECS,M.D.,and MILTON ROBIN,M.D.)