@misc{indiciae18a7a38392ee, title = {New method of evaluating patient preference for different inhalation delivery systems.}, author = {J Boe and G Stiksa and K Svensson and E Asbrink}, year = {1992}, url = {https://pubmed.ncbi.nlm.nih.gov/1546821/}, note = {Source identifier: 1546821} }