Estudio (3) Women (2) Weights and measures (2) Population (2) Men (2) Health (2) Salud (2) Hombres (2) Pesos y medidas (2) Población (2) Mujeres (2) Pérou (1) Colombie (1) Teenagers (1) Water (1) Tobacco (1) Temperature (1) Technology (1) Summer (1) Salinity (1) Public health (1) Proportion (1) Phytoplankton (1) Pesticides (1) Oxygen (1) Months (1) Methodology (1) Measurement (1) Fishers (1) Farmers (1)