Kalkan, C. Et Al. 2017. Comparison of three scoring systems for risk stratification in elderly patients wth acute upper gastrointestinal bleeding. GERIATRICS & GERONTOLOGY INTERNATIONAL , no.4 , 575-583.

Kalkan, C., Soykan, I., Karakaya, F., Tuzun, A., & Gencturk, Z. B., (2017). Comparison of three scoring systems for risk stratification in elderly patients wth acute upper gastrointestinal bleeding. GERIATRICS & GERONTOLOGY INTERNATIONAL , no.4, 575-583.

Kalkan, Cagdas Et Al. "Comparison of three scoring systems for risk stratification in elderly patients wth acute upper gastrointestinal bleeding," GERIATRICS & GERONTOLOGY INTERNATIONAL , no.4, 575-583, 2017

Kalkan, Cagdas Et Al. "Comparison of three scoring systems for risk stratification in elderly patients wth acute upper gastrointestinal bleeding." GERIATRICS & GERONTOLOGY INTERNATIONAL , no.4, pp.575-583, 2017

Kalkan, C. Et Al. (2017) . "Comparison of three scoring systems for risk stratification in elderly patients wth acute upper gastrointestinal bleeding." GERIATRICS & GERONTOLOGY INTERNATIONAL , no.4, pp.575-583.

@article{article, author={Cagdas Kalkan Et Al. }, title={Comparison of three scoring systems for risk stratification in elderly patients wth acute upper gastrointestinal bleeding}, journal={GERIATRICS & GERONTOLOGY INTERNATIONAL}, year=2017, pages={575-583} }