Interessante literatuur

Frost, J., Singh, S., Finer, L., U.S. women’s one-year contraceptive use patterns, 2004, Perspectives on Sexual and Reproductive Health, 2007, 39(1):48-55

Finer, L., Henshaw, S., Disparities in rates of unintended pregnancy in the United States, 1994 and 2001, Perspectives on Sexual and Reproductive Health, 2006, 38(2): 90-96

Santinelli, JS., An exploration of the dimansions of pregnancy intentions among women choosing to terminate pregnancy or to initiate prenatal care in New Orleans, Luisiana, Amarican Journal of Public Health, 2006, 96(11): 2009-2015

Speizer, I., Using strength of fertility motivations to identify family planning program strategies, International Family Planning Perspectives, 2006, 32(4): 185-191

D’Angelo, D., Gilbert, C., Rochat, R., Santinelli, J., Herold, J., Differences between mistimed and unwanted pregnancies among women who have live births, Perspectives on Sexual and Reproductive Health, 2004, 36(5):192-197

Barrett, G., Smith, S. and Wellings, K., Conceptualisation, development and evaluation of a measure of unplanned pregnancy, J. Epidemiol. Community Health 2004; 58; 426-433

Barrett, G., Wellings, K., What is a planned pregnancy? Empirical data from a British study, Social Science & Medicine 55 (2002) 545-557

Trussel, J. and Vaughan, B., Contraceptive Failure, Method-Related Discontinuation and Resumption of Use: Results from the 1995 National Survey of Family Growth, Family Planning Perspectives, 1999, 31(2):64-72&93