Luis Eduardo Muñoz Guerrero. “A LAZY GREEDY APPROXIMATION TO THE NP-HARD PROBLEM OF CHOOSING WHICH DRUGS AN ADVERSE DRUG EVENT CORPUS ANNOTATES”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 24, no. 1, Jan. 2017, pp. 168-93, https://doi.org/10.67145/w6jde493.