TY  - RPRT
TI  - [Pattern of decrease of blood lead levels in the population of Costa Rica].
AU  - Marta Sánchez-Molina
AU  - Juan Carlos Rojas-Carrión
PY  - 2003
UR  - https://pubmed.ncbi.nlm.nih.gov/14746014/
ID  - 14746014
ER  -