Surgical Treatment of Patients with Adenocarcinoma of the Distal Esophageal Portion and Gastroesophageal Junction Performed After Neoadjuvant Chemotherapy and Combined Chemoradiation
Yankov, G., Alexieva, M., Kovacheva-Slavova, M., Vladimirov, B., Mekov, E.
Prevalence of COPD in Patients with Lung Cancer
Mekov, E., Yanev, N., Kurtelova, N., Mihalova, T., Yankov, G., Yamakova, Y., Petkov, R.