APA ציטוט

Groenewald, C. B., Giles, M., & Palermo, T. M. (2019). School absence associated with childhood pain in the United States. Clin J Pain.

Citação norma Chicago

Groenewald, Cornelius B., Marian Giles, and Tonya M. Palermo. "School Absence Associated With Childhood Pain in the United States." Clin J Pain 2019.

ציטוט MLA

Groenewald, Cornelius B., Marian Giles, and Tonya M. Palermo. "School Absence Associated With Childhood Pain in the United States." Clin J Pain 2019.