2623166 EITC Earned Income Tax Credit 84 2623161 EITC eosin isothiocyanate 20 2623163 EITC endobronchial intratumoral chemotherapy 5 2623162 EITC equidiscriminatory item-total correlation 3 2623165 EITC extracorporeal irradiation of tumorous calvaria 2 2623164 EITC Eye Infirmary and Training Complex 1