In the above mentioned article [Reference Gao1] reference 35 was incorrect in the reference list. The correct reference is given below. The authors apologise for this error.
35. Ogunjimi B, et al . Herpes zoster risk reduction through exposure to chickenpox patients: a systematic multidisciplinary review. PLoS ONE 8(6): e66485. doi:10.1371/journal.pone.0066485.