@misc{indiciae0b8a721c7b4a, title = {[Welcome the multicenter studies].}, author = {J Candell Riera}, year = {2001}, doi = {10.1016/s0212-6982(01)71936-2}, url = {https://pubmed.ncbi.nlm.nih.gov/11333820/}, note = {Source identifier: 11333820} }