@misc{indiciaeb69a06e75599, title = {Web-based research: methodological variables' effects on dropout and sample characteristics.}, author = {Kevin M O'Neil and Steven D Penrod and Brian H Bornstein}, year = {2003}, doi = {10.3758/bf03202544}, url = {https://pubmed.ncbi.nlm.nih.gov/12834076/}, note = {Source identifier: 12834076} }