Using the Web of Science database, how many times was this article cited by other research articles? Wilcox, C$.$; Van Sebille, E$.$; Hardesty, B$.$ D$.$ Threat of plastic pollution to global seabirds is global, pervasive, and increasing. Proc. Natl. Acad. Sci. USA. $2015,112,11899.($DOI: $10\mathrm{.}1073/$pnas$\mathrm{.}1502108112)$