In the article by M. A. Khan, M. Shorman, J. Al-Tawfiq and J. P. Hays published in Epidemiology and Infection [Reference Khan, Shorman, Al-Tawfiq and Hays1] there was an error in the name of the third author. The correct authorship is:
M. A. Khan, M. Shorman, J. A. Al-Tawfiq and J. P. Hays
We apologise to Dr J. A. Al-Tawfiq and the readers for this error.