Han C. G. KemperJ CoudertJosé Luís San Miguel2026-03-222026-03-22199410.1055/s-2007-1021123https://doi.org/10.1055/s-2007-1021123https://andeanlibrary.org/handle/123456789/62484enMedicineMEDLINEEnvironmental healthPsychologyGeneral Conclusions from the Study on 10- to 12-Year-Old Bolivian Boys and Suggestions for Future Researcharticle