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National influenza surveillance systems in five European countries: a qualitative comparative framework based on WHO guidance.
de Fougerolles TR, Damm O, Ansaldi F, Chironna M, Crépey P, de Lusignan S, Gray I, Guillen JM, Kassianos G, Mosnier A, de Lejarazu RO, Pariani E, Puig-Barbera J, Schelling J, Trippi F, Vanhems P, Wahle K, Watkins J, Rasuli A, Vitoux O, Bricout H. de Fougerolles TR, et al. BMC Public Health. 2022 Jun 9;22(1):1151. doi: 10.1186/s12889-022-13433-0. BMC Public Health. 2022. PMID: 35681199 Free PMC article.