APA
Bowker T. J., Wood D. A., Davies M. J., Sheppard M. N., Cary N. R. B., Burton J. D. K., Chambers D. R., Dawling S., Hobson H. L., Pyke S. D. M., Riemersma R. A. & Thompson S. G. (20030530). Sudden, unexpected cardiac or unexplained death in England: a national survey. : QJM : monthly journal of the Association of Physicians.
Chicago
Bowker T J, Wood D A, Davies M J, Sheppard M N, Cary N R B, Burton J D K, Chambers D R, Dawling S, Hobson H L, Pyke S D M, Riemersma R A and Thompson S G. 20030530. Sudden, unexpected cardiac or unexplained death in England: a national survey. : QJM : monthly journal of the Association of Physicians.
Harvard
Bowker T. J., Wood D. A., Davies M. J., Sheppard M. N., Cary N. R. B., Burton J. D. K., Chambers D. R., Dawling S., Hobson H. L., Pyke S. D. M., Riemersma R. A. and Thompson S. G. (20030530). Sudden, unexpected cardiac or unexplained death in England: a national survey. : QJM : monthly journal of the Association of Physicians.
MLA
Bowker T J, Wood D A, Davies M J, Sheppard M N, Cary N R B, Burton J D K, Chambers D R, Dawling S, Hobson H L, Pyke S D M, Riemersma R A and Thompson S G. Sudden, unexpected cardiac or unexplained death in England: a national survey. : QJM : monthly journal of the Association of Physicians. 20030530.