authoryear,resp.h,T.h,resp.p,T.p Arvanitis1997,25,50,18,51 Beasley1996,29,47,20,34 Bechelli1983,12,29,2,30 Borison1992,3,12,0,12 Chouinard1993,10,21,3,22 Durost1964,11,19,1,15 Garry1962,7,25,4,25 Howard1974,8,17,3,13 Marder1994,19,64,14,64 Nishikawa1982,1,10,0,10 Nishikawa1984,11,34,0,13 Reschke1974,20,29,2,11 Selman1976,17,18,7,11 Serafetinides1972,4,14,0,13 Simpson1967,2,16,0,7 Spencer1992,11,12,1,12 Vichaiya1971,9,29,0,29