APA
McGrath P. D., Malenka D. J., Wennberg D. E., Shubrooks S. J., Bradley W. A., Robb J. F., Kellett M. A., Ryan T. J., Hearne M. J., Hettleman B., O'Meara J. R., VerLee P., Watkins M. W., Piper W. D. & O'Connor G. T. (19990924). Changing outcomes in percutaneous coronary interventions: a study of 34,752 procedures in northern New England, 1990 to 1997. Northern New England Cardiovascular Disease Study Group. : Journal of the American College of Cardiology.
Chicago
McGrath P D, Malenka D J, Wennberg D E, Shubrooks S J, Bradley W A, Robb J F, Kellett M A, Ryan T J, Hearne M J, Hettleman B, O'Meara J R, VerLee P, Watkins M W, Piper W D and O'Connor G T. 19990924. Changing outcomes in percutaneous coronary interventions: a study of 34,752 procedures in northern New England, 1990 to 1997. Northern New England Cardiovascular Disease Study Group. : Journal of the American College of Cardiology.
Harvard
McGrath P. D., Malenka D. J., Wennberg D. E., Shubrooks S. J., Bradley W. A., Robb J. F., Kellett M. A., Ryan T. J., Hearne M. J., Hettleman B., O'Meara J. R., VerLee P., Watkins M. W., Piper W. D. and O'Connor G. T. (19990924). Changing outcomes in percutaneous coronary interventions: a study of 34,752 procedures in northern New England, 1990 to 1997. Northern New England Cardiovascular Disease Study Group. : Journal of the American College of Cardiology.
MLA
McGrath P D, Malenka D J, Wennberg D E, Shubrooks S J, Bradley W A, Robb J F, Kellett M A, Ryan T J, Hearne M J, Hettleman B, O'Meara J R, VerLee P, Watkins M W, Piper W D and O'Connor G T. Changing outcomes in percutaneous coronary interventions: a study of 34,752 procedures in northern New England, 1990 to 1997. Northern New England Cardiovascular Disease Study Group. : Journal of the American College of Cardiology. 19990924.