In the Focus feature headlined 'China's other drug trade' on page A4 on December 27, John Clark, chief security officer and vice-president of global security for pharmaceutical firm Pfizer, was wrongly quoted as saying: 'Roche has also trained enforcement authorities to raise their awareness'. It should have been 'Pfizer has also trained ...'

In the story headlined 'Quality task force to examine hospitals' on page C3 on December 23, Dr Leung Pak-yin was wrongly identified as deputy director of health. He is chief executive of the Hospital Authority.