Adaptation and verification of the relocatable Gill-Thomas-Cosman frame in stereotactic radiotherapy. - Kooy,H.M.; Dunbar,S.F.; Tarbell,N.J.; Mannarino,E.; Ferarro,N.; Shustermann,S.; Bellerive,M.; Finn,L.; McDonough,C.V.; Loeffler,J.S. (Int J Radiation Oncol Biol Phys, 1994)