APA

Packer M., Colucci W. S., Sackner-Bernstein J. D., Liang C. S., Goldscher D. A., Freeman I., Kukin M. L., Kinhal V., Udelson J. E., Klapholz M., Gottlieb S. S., Pearle D., Cody R. J., Gregory J. J., Kantrowitz N. E., LeJemtel T. H., Young S. T., Lukas M. A. & Shusterman N. H. (19970102). Double-blind, placebo-controlled study of the effects of carvedilol in patients with moderate to severe heart failure. The PRECISE Trial. Prospective Randomized Evaluation of Carvedilol on Symptoms and Exercise. : Circulation.

Chicago

Packer M, Colucci W S, Sackner-Bernstein J D, Liang C S, Goldscher D A, Freeman I, Kukin M L, Kinhal V, Udelson J E, Klapholz M, Gottlieb S S, Pearle D, Cody R J, Gregory J J, Kantrowitz N E, LeJemtel T H, Young S T, Lukas M A and Shusterman N H. 19970102. Double-blind, placebo-controlled study of the effects of carvedilol in patients with moderate to severe heart failure. The PRECISE Trial. Prospective Randomized Evaluation of Carvedilol on Symptoms and Exercise. : Circulation.

Harvard

Packer M., Colucci W. S., Sackner-Bernstein J. D., Liang C. S., Goldscher D. A., Freeman I., Kukin M. L., Kinhal V., Udelson J. E., Klapholz M., Gottlieb S. S., Pearle D., Cody R. J., Gregory J. J., Kantrowitz N. E., LeJemtel T. H., Young S. T., Lukas M. A. and Shusterman N. H. (19970102). Double-blind, placebo-controlled study of the effects of carvedilol in patients with moderate to severe heart failure. The PRECISE Trial. Prospective Randomized Evaluation of Carvedilol on Symptoms and Exercise. : Circulation.

MLA

Packer M, Colucci W S, Sackner-Bernstein J D, Liang C S, Goldscher D A, Freeman I, Kukin M L, Kinhal V, Udelson J E, Klapholz M, Gottlieb S S, Pearle D, Cody R J, Gregory J J, Kantrowitz N E, LeJemtel T H, Young S T, Lukas M A and Shusterman N H. Double-blind, placebo-controlled study of the effects of carvedilol in patients with moderate to severe heart failure. The PRECISE Trial. Prospective Randomized Evaluation of Carvedilol on Symptoms and Exercise. : Circulation. 19970102.