Association between elevated levels of lead, cadmium and delayed puberty in girls
http://www.nih.gov/news/health/sep2010/nichd-01.htm
"Researchers at the National Institutes of Health and other institutions have found that exposure to lead in childhood may delay the onset of puberty in young girls, with higher doses increasing the chance for later maturation."
http://www.nih.gov/news/health/sep2010/nichd-01.htm
"Researchers at the National Institutes of Health and other institutions have found that exposure to lead in childhood may delay the onset of puberty in young girls, with higher doses increasing the chance for later maturation."
