van Doorn, L., Figueiredo, C., Sanna, R., Blaser, M. J., & Quint, W. G. V. (1999). Distinct Variants of Helicobacter pylori cagA Are Associated with vacA Subtypes. American Society for Microbiology.
استشهاد بنمط شيكاغوvan Doorn, Leen-Jan, Céu Figueiredo, Ricardo Sanna, Martin J. Blaser, و Wim G. V. Quint. Distinct Variants of Helicobacter Pylori CagA Are Associated With VacA Subtypes. American Society for Microbiology, 1999.
MLA استشهادvan Doorn, Leen-Jan, et al. Distinct Variants of Helicobacter Pylori CagA Are Associated With VacA Subtypes. American Society for Microbiology, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.