@misc{indiciae7b30f5bdd514, title = {Practice differences between the United States and Canada.}, author = {Rosa Liperoti and Claudio Pedone and Roberto Bernabei and Giovanni Gambassi}, year = {2004}, doi = {10.1111/j.1532-5415.2004.52579\_8.x}, url = {https://pubmed.ncbi.nlm.nih.gov/15571566/}, note = {Source identifier: 15571566} }