such as "Introduction", "Conclusion"..etc
1. International Agency for Research on Cancer. Coffee, tea, maté, methylxanthines and methylglyoxal. Lyon: International Agency for Research on Cancer; 1991. (Monographs on the Evaluation of Carcinogenic Risks to Humans, v. 51).
2. Nehlig A. Pharmacological properties and neurophysiological effects of caffeine. Pharmacopsychoecologia 2002; 15:35-70.
3. Aldridge A, Aranda JV, Neims AH. Caffeine metabolism in the newborn. Clin Pharmacol Ther 1979; 25:447-53.
4. Aldridge A, Bailey J, Neims AH. The disposition of caffeine during and after pregnancy. Semin Perinatol 1981; 5:310-4.
5. Fernandes O, Sabharwal M, Smiley T, Pastuszak A, Koren G, Einarson T. Moderate to heavy caffeine consumption during pregnancy and relationship to spontaneous abortion and abnormal fetal growth: a meta-analysis. Reprod Toxicol 1998; 12:435-44.
6. Santos IS, Victora CG, Huttly S, Morris S. Caffeine intake and pregnancy outcomes: a meta-analytic review. Cad Saúde Pública 1998; 14:523-30.
7. Signorello LB, McLaughlin JK. Maternal caffeine consumption and spontaneous abortion: a review of the epidemiologic evidence. Epidemiology 2004; 15:229-39.
8. Nawrot P, Jordan S, Eastwood J, Rotstein J, Hugenholtz A, Feeley M. Effects of caffeine on human health. Food Addit Contam 2003; 20:1-30.
9. Leviton A, Cowan L. A review of the literature relating caffeine consumption by women to their risk of reproductive hazards. Food Chem Toxicol 2002; 40:1271-310.
10. Gilbert SG, Rice DC, Reuhl KR, Stavric B. Adverse pregnancy outcome in the monkey (Macaca fascicularis) after chronic caffeine exposure. J Pharmacol Exp Ther 1988; 245:1048-53.
11. Weathersbee PS, Olsen LK, Lodge JR. Caffeine and pregnancy. A retrospective survey. Postgrad Med 1977; 62:64-9.
12. Downs SH, Black N. The feasibility of creating a checklist for the assessment of the methodological quality both of randomized and non-randomized studies of health care interventions. J Epidemiol Community Health 1998; 52:377-84.
13. Wisborg K, Kesmodel U, Bech BH, Hedegaard M, Henriksen TB. Maternal consumption of coffee during pregnancy and stillbirth and infant death in first year of life: prospective study. BMJ 2003; 326:420.
14. Infante-Rivard C, Fernandez A, Gauthier R, David M, Rivard GE. Fetal loss associated with caffeine intake before and during pregnancy. JAMA 1993; 270:2940-3.
15. Wisborg K, Kesmodel U, Henriksen TB. Exposure to tobacco smoke in utero and the risk of stillbirth and death in the first year of life. Am J Epidemiol 2001; 154:322-7.
16. Kesmodel U, Wisborg K, Olsen SF, Henriksen TB, Secher NJ. Moderate alcohol intake during pregnancy and the risk of stillbirth and death in the first year of life. Am J Epidemiol 2002; 155:305-12.
17. Wisborg K, Kesmodel U, Bech BH, Hedegaard M, Henriksen TB. Does maternal consumption of coffee during pregnancy increase the risk of stillbirth and infant death? A prospective follow-up study. Ugeskr Laeger 2004; 166:278-81.
18. Little RE, Weinberg CR. Risk factors for antepartum and intrapartum stillbirth. Am J Epidemiol 1993; 137:1177-89.
19. Heller J. What do we know about the risks of caffeine consumption in pregnancy? Br J Addict 1987; 82:885-9.
20. Rothman KJ, Greenland S. Modern epidemiology. 2nd Ed. Philadelphia: Lippincott-Raven; 1998.
21. Golding J. Reproduction and caffeine consumption a literature review. Early Hum Dev 1995; 43:1-14.
22. Kramer MS, Liu S, Luo Z, Yuan H, Platt RW, Joseph KS. Analysis of perinatal mortality and its components: time for a change? Am J Epidemiol 2002; 156:493-7.
23. Wei M. Fetal loss and caffeine intake. JAMA 1994; 272:27.
24. Bunker ML, McWilliams M. Caffeine content of common beverages. J Am Diet Assoc 1979; 74:28-32.
25. Barone JJ, Roberts HR. Caffeine consumption. Food Chem Toxicol 1996; 34:119-29.
26. Kramer MS. Clinical epidemiology and biostatistics: a primer for clinical investigators and decision-makers. Berlin: Springer-Verlag; 1988.
27. Rodrigues L, Kirkwood BR. Case-control designs in the study of common diseases: updates on the demise of the rare disease assumption and the choice of sampling scheme for controls. Int J Epidemiol 1990; 19:205-13.
28. Hook EB. Dietary cravings and aversions during pregnancy. Am J Clin Nutr 1978; 31:1355-62.
29. Stein Z, Susser M. Miscarriage, caffeine and the epiphenomena of pregnancy: the causal model. Epidemiology 1991; 2:163-7.
30. Hem E. For mye kaffe øker risikoen for dødfødsel. Tidsskr Nor Laegeforen 2003; 123:1307.
31. Jacobs A. Consumption of coffee during pregnancy: data do not support claim. BMJ 2003; 326:1268.
32. American Medical Association. Caffeine labeling, a report on the safety of dietary caffeine. JAMA 1984; 252:803-6.
Enter the code exactly as it appears. All letters are case insensitive.