1. Chen Y: Relationship between type of infant feeding and hospitalization for gastroenteritis in Shanghai infants. J Hum Lact1994; 10:177-179.
2.
2. Chen Y, Li WX, Yu SZ: Influence of passive smoking on admissions for respiratory illness in early childhood. Br Med J1986; 293:303-306.
3.
3. Chen Y, Li WX, Yu SZ, Qian WH: Chang-Ning Epidemiological Study of Children's Health: I. Passive smoking and children's respiratory illness. Int J Epidemiol1988; 17:348-355.
4.
4. Chen Y: Synergistic effect of passive smoking and artificial feeding on hospitalization for respiratory illness in early childhood. Chest1989; 95:1004-1007.
5.
5. ChenY, Yu SZ, LiVVX: Artificial feeding and hospitalization during the first 18 months of life. Pediatrics1988; 81:58-62.
6.
6. Kramer MS: Infant feeding, infection, and public health. Pediatrics1988;81:164-166.