Summary: Antonio Da Roza
Originally reported: South China Morning Post
Breathing problems and the API 
Assistant professor at Chinese University Hong Kong’s Division of Respiratory Medicine David Hui-Shu-cheong noted that the number of patients suffering from breathing problems increased dramatically days after the API had risen. Some, such as those suffering from asthma or chronic obstructive lung diseases such as bronchitis and emphysema, ended up in hospital.
- ↑ Economic Cost of Air Pollution, SCMP, 5/11/04