1. Wenzel RP, McCormick DP, Beam WE Parainfluenza pneumonia in adults. Journal of the American Medical Association 1972, 221: 294–295.
2. Akizuki S, Nasu N, Setoguchi M, Yoshida S, Higuchi Y, Yamamoto S Parainfluenza virus pneumonitis in an adult. Archives of Pathology and Laboratory Medicine 1991, 115: 824–826.
3. Whimbey E, Bodey GP Viral pneumonia in the immunocompromised adult with neoplastic disease; the role of common community respiratory viruses. Seminars in Respiratory Infections 1992, 7: 122–131.
4. Ljungman P, Gleaves CA, Meyers JD Respiratory virus infections in immunocompromised patients. Bone Marrow Transplantation 1989, 4: 35–40.
5. Wendt CH, Weisdorf DJ, Jordan MC, Balfour HH, Hertz MI Parainfluenza virus respiratory infection after bone marrow transplantation. New England Journal of Medicine 1992, 326: 921–926.