1. Weinberg A, Hayward AR, Masters HB, Obu IA, Levin MJ. Comparison of two methods for detecting varicella-zoster virus antibody with varicella-zoster cell-mediated immunity. J Clin Microbiol 1996;34:445-6.

2. Unadkat P, Newman B, Tedder RS. The detection of varicella zoster antibodies by simultaneous competitive EIA and its comparison with radioimmunoassay, latex agglutination and antiglobulin type EIA. J Virol Methods 1995;51:145-52.

3. Junker AK, Tilley P. Varicella-zoster virus antibody avidity and IgG-subclass patterns in children with recurrent chickenpox. J Med Virol 1994;43:119-24.

4. Balfour HH Jr, Edelman CK, Dirksen CL, et al. Laboratory studies of acute varicella and varicella immune status. Diagn Microbiol Infect Dis 1988;10:149-58.

5. Cohen PR. Tests for detecting herpes simplex virus and varicella-zoster virus infections. Dermatol Clin 1994;12:51-68.

6. Ghodratnama F; Wray D; Bagg J Detection of serum antibodies against cytomegalovirus, varicella zoster virus and human herpesvirus 6 in patients with recurrent aphthous stomatitis. J Oral Pathol Med 1999; 28(1): 12-5.

7. Gil A; Gonz´alez A; Dal-R´e R; Ortega P; Dominguez V. Prevalence of antibodies against varicella zoster, herpes simplex (types 1 and 2), hepatitis B and hepatitis A viruses among Spanish adolescents. J Infect 1988; 36(1):53-6.