• Lam, Tai Hing (3)

• Leung, Gabriel M. (3)

• Schooling, C. Mary (3)

• Cowling, Benjamin J. (1)

• Hui, Lai Ling (1)

• Kwok, Man Ki (1)

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• Pre-Primary Education (2)

• Primary Education (2)

• Unknown or Unspecified (1)

• English (3)

• Journal Articles (3)

• American Journal of Epidemiology (1)

• Archives of Disease in Childhood (1)

• International Journal of Epidemiology (1)

• Hong Kong (3)

• 1997.7 onwards (3)