@article{doi:, author = {KELEŞ, Telat and AYDOĞDU, Sinan and POLAT, Kadir and DURMAZ, Tahir and ŞAHİN, Deniz and CANBAY, Alper and DİKER, Erdem and GÜRSEL, Koray}, title = {Effect of Short-Term Oral Sildenafil Treatment in Primary Pulmonary Hypertension}, journal = {Turk Kardiyol Dern Ars}, volume = {31}, number = {2}, pages = {82-87}, year = {2003}, doi = {}, note ={doi: }, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }