China sharply lifts count of lead-poisoned youths
China confirmed that nearly 1,000 children in Gansu province have excessive levels of lead in their blood - nearly four times as many as were originally reproted after a massive lead-poisoning case
China confirmed that nearly 1,000 children in Gansu province have excessive levels of lead in their blood - nearly four times as many as were originally reproted after a massive lead-poisoning case