APA ציטוט

Messé, S. R., & Kent, D. M. (2013). Still No Closure On the Question of PFO Closure. N Engl J Med.

Citação norma Chicago

Messé, Steven R., and David M. Kent. "Still No Closure On the Question of PFO Closure." N Engl J Med 2013.

ציטוט MLA

Messé, Steven R., and David M. Kent. "Still No Closure On the Question of PFO Closure." N Engl J Med 2013.