LITL at SMM4H: An Old-school Feature-based Classifier for Identifying Adverse Effects in Tweets. - Ludovic Tanguy; Lydia-Mai Ho-Dac; Cécile Fabre; Roxane Bois; Touati Mohamed Yacine Haddad; Claire Ibarboure; Marie Joyau; François Le moal; Jade Moiilic; Laura Roudaut; Mathilde Simounet; Irena Stankovic; et al. (SMM4H@COLING, 2020)