How a shampoo bottle is saving young lives

ON HIS first night as a trainee paediatrician in Sylhet, Bangladesh, Mohamad Chisti (pictured above) watched three children die of pneumonia. Oxygen was being delivered to them, through a face mask or via tubes placed near their nostrils, using what is called a basic "low-flow" technique which followed World Health Organisation (WHO) guidelines for low-income countries. But it was clearly failing. He decided to find a better way. Last year 920,000 children under the age of five died of pneumonia...