Use of oral health care services in Peru: trends of socio-economic inequalities before and after the implementation of Universal Health Assurance

A. Hernández-Vásquez,G. Bendezu-Quispe,D. Azañedo and M. Santero. Use of oral health care services in Peru: trends of socio-economic inequalities before and after the implementation of Universal Health Assurance. BMC Oral Health. 2019;19(1):10.1186/s12903-019-0731-7.