TY - JOUR TI - INVASIVE BALANTIDIASIS PRESENTED AS CHRONIC COLITIS AND LUNG INVOLVEMENT AU - LADAS, SD AU - SAVVA, S AU - FRYDAS, A AU - KALOVIDURIS, A AU - HATZIOANNOU, AU - J AU - RAPTIS, S JO - Digestive Diseases and Sciences PY - 1989 VL - 34 TODO - 10 SP - 1621-1623 PB - Springer-Verlag SN - 0163-2116, 1573-2568 TODO - 10.1007/BF01537123 TODO - null TODO - null ER -