Carrillo-Santisteve, P; Lopalco, PL (May 2014). "Varicella vaccination: a laboured take-off". Clinical microbiology and infection: the official publication of the European Society of Clinical Microbiology and Infectious Diseases. 20 Suppl 5: 86–91. doi:10.1111/1469-0691.12580. PMID24494784.
Flatt, A; Breuer, J (September 2012). "Varicella vaccines". British medical bulletin. 103 (1): 115–27. doi:10.1093/bmb/lds019. PMID22859715.
Carrillo-Santisteve, P; Lopalco, PL (May 2014). "Varicella vaccination: a laboured take-off". Clinical microbiology and infection: the official publication of the European Society of Clinical Microbiology and Infectious Diseases. 20 Suppl 5: 86–91. doi:10.1111/1469-0691.12580. PMID24494784.
Flatt, A; Breuer, J (September 2012). "Varicella vaccines". British medical bulletin. 103 (1): 115–27. doi:10.1093/bmb/lds019. PMID22859715.