SEASONAL VARIATION OF VITAMIN-D LEVELS IN THE ADULT POPULATION IN ISTANBUL/TURKEY: A POPULATION-BASED STUDY by Erhan Eken, Mehmet Uzunlulu, Osman Köstek, Ferruh İsman, Aytekin Oğuz

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A retrospective study on potential drug interactions: A single center experience by Fatma Ceyda Korucu, Ece Senyigit, Osman Köstek, Nazım Can Demircan, Bulent Erdogan, Sernaz Uzunoglu, Irfan Cicin

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Clinical Outcomes of CDK4/6 Inhibitor Therapy in HR+/HER2− Metastatic Breast Cancer: A Multicenter Comparison of HER2-Low and HER2-Zero Subgroups by Erkan Ozcan, Ivo Gokmen, Fahri Akgul, Fatma Akdag Kahvecioglu, Abdussamet Celebi, Osman Kostek, Ilhan Hacıbekiroglu, Bulent Erdogan

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Sex-related disparities in outcomes of survival in biliary tract cancer patients by Nadiye Sever, Emil Yunusov, Nargiz Majidova, Erkam Kocaaslan, Pınar Erel, Yeşim Ağyol, Ali Kaan Güren, Abdussamet Çelebi, Selver Işık, İbrahim Vedat Bayoğlu, Osman Köstek, Murat Sarı

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Efficacy of Combined Bevacizumab and Angiotensin-Converting Enzyme Inhibitors or Angiotensin II type 1 Receptor Blockers in Metastatic Colorectal Cancer Patients by Ali Kaan Güren, Nargiz Majidova, İclal Çakır, Nadiye Sever, Erkam Kocaaslan, Pınar Erel, Yeşim Ağyol, Abdussamed Çelebi, Rukiye Arıkan, Selver Işık, Murat Sarı, Özlem Ercelep, İbrahim Vedat Bayoğlu, Osman Köstek

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Impact of renin angiotensin system inhibitors on survival of patients with metastatic non-small cell lung cancer by Nadiye Sever, Emil Yunusov, Abdussamet Çelebi, Alper Yaşar, Nargiz Majidova, Erkam Kocaaslan, Pınar Erel, Yeşim Ağyol, Ali Kaan Güren, Selver Işık, Rukiye Arıkan, Özlem Ercelep, Osman Köstek, İbrahim Vedat Bayoğlu, Murat Sarıc

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The Effect of Systemic Inflammation and Clinicopathologic Features on Survival in Malignant Pleural Mesothelioma: A Multicenter Analysis by Nadiye Sever, Sedat Yıldırım, Ali Fuat Gurbuz, Delyadil Karakaş Kılıç, Esra Zeynelgil, Yunus Emre Altintaş, Berivan Deniz Çimik, Yeşim Ağyol, Ali Kaan Güren, Pınar Erel, Erkam Kocaaslan, Burak Paçacı, Mustafa Alperen Tunç, Abdussamet Çelebi, Nazım Can Demircan, Selver Işık, Rukiye Arıkan, Murat Araz, Serdar Karakaya, Murat Sarı, Osman Köstek, İbrahim Vedat Bayoğlu

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Clinicopathological features and treatment outcomes of patients with fibrolamellar hepatocellular carcinoma: a retrospective multicenter study by Ali Kaan Güren, Hilal Polat, Eyüp Çoban, Emir Çerme, Gizem Bakır Kahveci, Aslı Geçgel, Pınar Ezgi Dama, Lamia Şeker Can, Sedat Biter, Sıla Soylu, Nargiz Majidova, Nadiye Sever, Erkam Kocaaslan, Pınar Erel, Yeşim Ağyol, Abdussamet Çelebi, Rukiye Arıkan, Selver Işık, İlkay Tuğba Ünek, Ertuğrul Bayram, Ozan Yazıcı, Adem Deligönül, Zeynep Hande Turna, Murat Araz, İbrahim Vedat Bayoğlu, Osman Köstek, Murat Sarı

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Prognostic factors and outcomes of adjuvant and first-line metastatic treatments in melanoma a Turkish oncology group study by Nargiz Majidova, Hacı Arak, Faruk Recep Ozalp, Onur Bas, Gulhan Ozcelik Koker, Erkan Buket Ozmarasalı, Yasemin Sagdıc Karateke, Teoman Sakalar, Sendag Yaslikaya, Ilknur Deliktas Onur, Goncagul Akdag, Ali Ogul, Murad Guliyev, Elif Sahin, Ebru Engin Delipoyraz, Ali Alkan, Okan Aydın, Nurullah Ilhan, Ozkan Alan, Sinem Akbas, Yaprak Cağlar, Ali Kaan Guren, Nadiye Sever, Halil Ibrahim Ellez, Fatih Selcukbiricik, Mustafa Muhammed Atcı, Ahmet Bilici, Nebi Serkan Demirci, Tugba Basoglu, Cengiz Karacin, Ismail Oguz Kara, Bulent Yıldız, Turkkan Evrensel, Mustafa Karaca, Omer Dizdar, Elif Atag, Alpaslan Ozgun, Osman Kostek

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