Exposure to arsenic and lead and neuropsychological development in Mexican children. Brain ; New York: Oxford University Press; In theProgram, volunteers go beyond the initial clinicalcare, seeking partnerships with companies, schools,serving children and teenagers in their offices andconducting lectures, workshops or other actions thatbenefit hundreds of children simultaneously, in socialorganizations of direct care. Blood samples were taken for hemoglobin Hb and mean cell volume MCV as indicators of iron status.
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