Radiation induced caries occurs in?

Radiation-related caries and other dental hard tissue changes can appear within the first 3 months following RT. Ref: Gupta N, Pal M, Rawat S, et al. Radiation-induced dental caries, prevention and treatment - A systematic review. Natl J Maxillofac Surg. 2015;6(2):160-166. doi:10.4103/0975-5950.183870