Cheung et al. Respond to "Are Appearances Deceiving?"
2000
Yin Bun Cheung, and
Paul Yip, and
Johan Karlberg
Clinical Trials Centre, Faculty of Medicine, University of Hong Kong, Pokfulam, Hong Kong, China. Department of Paediatrics, University of Hong Kong, Pokfulam, Hong Kong, China. Department of Statistics and Actuarial Sciences, University of Hong Kong, Pokfulam, Hong Kong, China.