1. Cochener B Hoang-Xuan T Rolland B Colin J A double blind randomized trial to compare safety and efficacy of valaciclovir and aciclovir for treatment of herpes zoster ophthalmicus Investigative Ophthalmology and Visual Science 1997 ARVO E-Abstract 965
2. Colin J Cochener B Lescale O Hannouche D Hoang-Xuan T Treatment of herpes zoster ophthalmicus: a double-blind trial to compare valaciclovir and aciclovir American Academy of Opththalmology 1997 170
3. Comparison of the efficacy and safety of valaciclovir and acyclovir for the treatment of herpes zoster ophthalmicus;Colin;Ophthalmology,2000
4. Valacyclovir;Anonymous;Medical Letter on Drugs and Therapeutics,1996
5. Randomized, open, comparative, multicentric, pilot study on the efficacy and tolerability of peroral valacyclovir and acyclovir in patients with genital herpes and varicella zoster virus infections;Barsic;Infektoloski Glasnik,2004