This study is being carried out to see if adding ZD1839 to other standard supportive care is more effective than standard supportive care alone for the treatment of patients with NSCLC whose disease has recurred after previous chemotherapy treatment.
Capital Federal, Buenos Aires, Argentina
Bahía Blanca, Argentina
Buenos Aires, Argentina
La Plata, Argentina
Mar del Plata, Argentina
Rosario, Argentina
Santa Fe, Argentina