@misc{indiciaef2943a1d7e6e, title = {Histamine 2 receptor blocker-ranitidine and sinus node dysfunction.}, author = {W H Hu and K Y Wang and D S Hwang and C T Ting and T C Wu}, year = {1997}, url = {https://pubmed.ncbi.nlm.nih.gov/9316321/}, note = {Source identifier: 9316321} }