Chesney MA, Ekman P, Friesen WV, Black GW, Hecker MH
Horowitz M, Adler N, Kegeles S
Hecker MH, Chesney MA, Black GW, Frautschi N
Horowitz MJ, Adler NE, Kegeles SM.
Chesney MA, Black GW, Swan GE, Ward MM
Byrne DG, Rosenman RH, Schiller E, Chesney MA