Cita APA

Petrosky, E. Y., Liu, G., Hariri, S., & Markowitz, L. E. (2016). Human Papillomavirus Vaccination and Age at First Sexual Activity, National Health and Nutrition Examination Survey. Clin Pediatr (Phila).

Chicago Style Citation

Petrosky, Emiko Y., Gui Liu, Susan Hariri, i Lauri E. Markowitz. "Human Papillomavirus Vaccination and Age At First Sexual Activity, National Health and Nutrition Examination Survey." Clin Pediatr (Phila) 2016.

Cita MLA

Petrosky, Emiko Y., Gui Liu, Susan Hariri, i Lauri E. Markowitz. "Human Papillomavirus Vaccination and Age At First Sexual Activity, National Health and Nutrition Examination Survey." Clin Pediatr (Phila) 2016.

Atenció: Aquestes cites poden no estar 100% correctes.