APA

Walker K., Seaman S. R., De Angelis D., Presanis A. M., Dodds J. P., Johnson A. M., Mercey D., Gill O. N. & Copas A. J. (20120319). A synthesis of convenience survey and other data to estimate undiagnosed HIV infection among men who have sex with men in England and Wales. : International journal of epidemiology.

Chicago

Walker Kate, Seaman Shaun R, De Angelis Daniela, Presanis Anne M, Dodds Julie P, Johnson Anne M, Mercey Danielle, Gill O Noel and Copas Andrew J. 20120319. A synthesis of convenience survey and other data to estimate undiagnosed HIV infection among men who have sex with men in England and Wales. : International journal of epidemiology.

Harvard

Walker K., Seaman S. R., De Angelis D., Presanis A. M., Dodds J. P., Johnson A. M., Mercey D., Gill O. N. and Copas A. J. (20120319). A synthesis of convenience survey and other data to estimate undiagnosed HIV infection among men who have sex with men in England and Wales. : International journal of epidemiology.

MLA

Walker Kate, Seaman Shaun R, De Angelis Daniela, Presanis Anne M, Dodds Julie P, Johnson Anne M, Mercey Danielle, Gill O Noel and Copas Andrew J. A synthesis of convenience survey and other data to estimate undiagnosed HIV infection among men who have sex with men in England and Wales. : International journal of epidemiology. 20120319.