Cita APA (7a ed.)

Williamson, I., Benge, S., Barton, S., Petrou, S., Letley, L., Fasey, N., . . . Little, P. (2009). A double-blind randomised placebo-controlled trial of topical intranasal corticosteroids in 4- to 11-year-old children with persistent bilateral otitis media with effusion in primary care.

Cita Chicago Style (17a ed.)

Williamson, I., S. Benge, S. Barton, S. Petrou, L. Letley, N. Fasey, G. Abangma, H. Dakin, y P. Little. A Double-blind Randomised Placebo-controlled Trial of Topical Intranasal Corticosteroids in 4- to 11-year-old Children with Persistent Bilateral Otitis Media with Effusion in Primary Care. 2009.

Cita MLA (9a ed.)

Williamson, I., et al. A Double-blind Randomised Placebo-controlled Trial of Topical Intranasal Corticosteroids in 4- to 11-year-old Children with Persistent Bilateral Otitis Media with Effusion in Primary Care. 2009.

Precaución: Estas citas no son 100% exactas.