Li, J., Li, Y., Qin, C., He, Y., Lu, H., Xie, Y., . . . Wu, D. Effect of a pay-it-forward strategy on reducing HPV vaccine delay and increasing uptake among 15- to 18-year-old girls in China: A randomized controlled trial. Public Library of Science (PLoS).
Chicago Style (17th ed.) CitationLi, Jing, et al. Effect of a Pay-it-forward Strategy on Reducing HPV Vaccine Delay and Increasing Uptake Among 15- to 18-year-old Girls in China: A Randomized Controlled Trial. Public Library of Science (PLoS).
MLA (9th ed.) CitationLi, Jing, et al. Effect of a Pay-it-forward Strategy on Reducing HPV Vaccine Delay and Increasing Uptake Among 15- to 18-year-old Girls in China: A Randomized Controlled Trial. Public Library of Science (PLoS).
Warning: These citations may not always be 100% accurate.