@article{Pullens_Joosten_Siersema_Brink_2014, title={Open-Access Flexible Sigmoidoscopy Frequently Leads to Additional Colonoscopy in Symptomatic Patients over 50 years}, volume={23}, url={https://www.jgld.ro/jgld/index.php/jgld/article/view/1304}, DOI={10.15403/jgld.2014.1121.232.1hjmp}, number={2}, journal={Journal of Gastrointestinal and Liver Diseases}, author={Pullens, Hendrikus and Joosten, Marieke and Siersema, Peter and Brink, Menno}, year={2014}, month={Jun.}, pages={153-159} }