@article{articlea30bbd90,
title   = {From health plan companies to international insurance companies: changes in the accumulation regime and repercussions on the healthcare system in Brazil},
author = {Bahia, Ligia and Scheffer, Mario Cesar and Tavares, Leandro Reis and Braga, Iale Falleiros},
year = {2016},
doi = {10.1590/0102-311X00154015},
journal   = {CADERNOS DE SAUDE PUBLICA}
}