BEIJING — Dozens of provincial officials and hospital staff attempted to cover up a lead poisoning case that made hundreds of children sick in north-west China and sparked widespread outrage, an officialBEIJING — Dozens of provincial officials and hospital staff attempted to cover up a lead poisoning case that made hundreds of children sick in north-west China and sparked widespread outrage, an official
China finds cover-up in lead poisoning of 200 children
