1. Optometric management of nearpoint vision disorders;Birnbaum,1993
2. Habitual reading and writing distances in children;Chiu;Optometry & Vision Science,1994
3. Working distance in bilingual children: Is Chinese text a causal factor for myopia?;Drobe;Investigative Ophthalmology & Visual Science,2008
4. Clinical evaluation of working distance in Caucasian and Chinese adults: A comparison study in France and Singapore;Drobe;Investigative Ophthalmology & Visual Science,2007
5. Contour interaction in the preschool child;Fern;American Journal of Optometry and Physiological Optics,1986