Nicholson, A., Rait, G., Murray-Thomas, T., Hughes, G., Mercer, C. H., & Cassell, J. (2010). Management of first-episode pelvic inflammatory disease in primary care: Results from a large UK primary care database. Royal College of General Practitioners.

Nicholson, Amanda, Greta Rait, Tarita Murray-Thomas, Gwenda Hughes, Catherine H. Mercer, i Jackie Cassell. Management of First-episode Pelvic Inflammatory Disease in Primary Care: Results From a Large UK Primary Care Database. Royal College of General Practitioners, 2010.

Nicholson, Amanda, et al. Management of First-episode Pelvic Inflammatory Disease in Primary Care: Results From a Large UK Primary Care Database. Royal College of General Practitioners, 2010.