List of Articles Undesirable Input Open Access Article Abstract Page Full-Text 1 - Deriving Common Set of Weights in the Presence of the Undesirable Inputs: A DEA based Approach M .Eyni M .Maghbouli Open Access Article Abstract Page Full-Text 2 - Evaluating the Efficiency of Hospital Emergencies during COVID-19 Pandemic Crisis in the Presence of Undesirable Inputs in DEA Abbasali Monzeli Behrouz Daneshian Ghasem Tohidi Masoud Sanei Shabnam Razavyan 10.30495/fomj.2021.1943126.1040