APA

MASSELL B. F., STURGIS G. P., KNOBLOCH J. D., STREEPER R. B., HALL T. N. & NORCROSS P. (20040215). Prevention of rheumatic fever by prompt penicillin therapy of hemolytic streptococcic respiratory infections; progress report. : Journal of the American Medical Association.

Chicago

MASSELL B F, STURGIS G P, KNOBLOCH J D, STREEPER R B, HALL T N and NORCROSS P. 20040215. Prevention of rheumatic fever by prompt penicillin therapy of hemolytic streptococcic respiratory infections; progress report. : Journal of the American Medical Association.

Harvard

MASSELL B. F., STURGIS G. P., KNOBLOCH J. D., STREEPER R. B., HALL T. N. and NORCROSS P. (20040215). Prevention of rheumatic fever by prompt penicillin therapy of hemolytic streptococcic respiratory infections; progress report. : Journal of the American Medical Association.

MLA

MASSELL B F, STURGIS G P, KNOBLOCH J D, STREEPER R B, HALL T N and NORCROSS P. Prevention of rheumatic fever by prompt penicillin therapy of hemolytic streptococcic respiratory infections; progress report. : Journal of the American Medical Association. 20040215.