Queenan, A. M., Cassiday, P. K., & Evangelista, A. (2013). Bordetella pertussis variants lacking the vaccine antigen pertactin: First detection in the United States. N Engl J Med.
Chicago Style CitationQueenan, Anne Marie, Pamela K. Cassiday, i Alan Evangelista. "Bordetella Pertussis Variants Lacking the Vaccine Antigen Pertactin: First Detection in the United States." N Engl J Med 2013.
Cita MLAQueenan, Anne Marie, Pamela K. Cassiday, i Alan Evangelista. "Bordetella Pertussis Variants Lacking the Vaccine Antigen Pertactin: First Detection in the United States." N Engl J Med 2013.
Atenció: Aquestes cites poden no estar 100% correctes.