TY  - RPRT
TI  - [Challenges for developing a comparative analytical model for health services].
AU  - V A Hortale
AU  - E M Conill
AU  - M Pedroza
DO  - 10.1590/s0102-311x1999000100009
UR  - https://pubmed.ncbi.nlm.nih.gov/10203449/
ID  - 10203449
ER  -