Byrne, P, Biles, E, Cui, L, Williams, R, Faustino-Eslava, D, Quick, L, Casa, M, Gonzalvo, I, Regalado, M, Cabrera, K, Fenio, K, Padrones, J, Guotana, JM, Hudson-Edwards, K, Vasilopoulos, G, Coulthard, T, Tortajada, C, Villanueva-Peyraube, J, Sevilla-Nastor, J, Domingo, J et al and Megson, D Forever but not everywhere? Unexpected non-detection of per- and polyfluoroalkyl substances (PFAS) in major Philippines rivers. River. (Accepted)