@misc{indiciae48d800f0f83f, title = {Increasing efficiency in evaluation research: the use of sequential analysis.}, author = {H L Howe}, year = {1982}, doi = {10.2105/ajph.72.7.690}, url = {https://pubmed.ncbi.nlm.nih.gov/7091459/}, note = {Source identifier: 7091459} }