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1. G. P. Oakley Jr., "Doubling The Number Of Women Consuming Vitamin Supplement Pills Containing Folic Acid: An Urgently Needed Birth Defect Prevention Complement To The Folic Acid Fortification Of Cereal Grains," REPRODUCTIVE TOXICOLOGY 1997 Jul-Aug;11(4):579-81.

2. P. Rantakallio. "Association Between Central Nervous System Infections During Childhood And Adult Onset Schizophrenia And Other Psychoses: A 28-Year Follow-Up," INT'L J. OF EPIDEMIOLOGY 1997 Aug;26(4):837-43.

3. A. White, R.Eldridge, E. Andrews. "Birth Outcomes Following Zidovudine Exposure In Pregnant Women: The Antiretroviral Pregnancy Registry," ACTA PAEDIATRICS SUPPL 1997 Jun;421:86-8.