The UPDRS scale as a means of identifying extrapyramidal signs in patients suffering from dementia with Lewy bodies
Ballard, C; McKeith, I; Burn, D; Harrison, R; O'Brien, J; Lowery, K; Campbell, M; Perry, R; Ince, P
1997 Dec;96(6):366-371, Acta neurologica Scandinavica
— id: 165514, year: 1997, vol: 96, page: 366, stat: Journal Article,

Argon laser trabeculoplasty in pigmentary glaucoma
Ritch, R; Liebmann, J; Robin, A; Pollack, I P; Harrison, R; Levene, R Z; Hagadus, J
1993 Jun;100(6):909-913, Ophthalmology
— id: 266522, year: 1993, vol: 100, page: 909, stat: Journal Article,

The role of subscleral Scheie procedure in glaucoma surgery
McGuigan LJ; Luntz MH; Freedman J; Harrison R
1986 Dec;17(12):802-808, Ophthalmic surgery
— id: 24299, year: 1986, vol: 17, page: 802, stat: Journal Article,