1. Boo-Chai, K. (1970). The oblique facial cleft. A report of 2 cases and a review of 41 cases. British Journal of Plastic Surgery, 23, 352–359.
2. Boo-Chai, K. (1990). The oblique facial cleft: A 20-year follow-up. British Journal of Plastic Surgery, 43, 355–358.
3. Butow, K. W., & de Witt, T. W. (1990). Bilateral oblique facial cleft–tissue expansion with primary reconstruction. The Journal of the Dental Association of South Africa, 45, 507–511.
4. Chiong, A. T., Guevarra, E. S., Jr., & Zantua, R. V. (1981). Oblique facial cleft. Archives of Otolaryngology, 107, 59–62.
5. Coady, M. S. E., Moore, M. H., & Wallis, K. (1998). Amniotic band syndrome: The association between rare facial clefts and limb ring constrictions. Plastic and Reconstructive Surgery, 101, 640–648.