Development of acyclovir-resistant herpes simplex virus early during the treatment of herpes neonatorum.
Levin MJ, Weinberg A, Leary JJ, Sarisky RT. Development of acyclovir-resistant herpes simplex virus early during the treatment of herpes neonatorum. Pediatr Infect Dis J. 2001 Nov; 20(11):1094-7.