@article {R{\"o}ggla575, author = {G. R{\"o}ggla and W. Domej and M. R{\"o}ggla}, title = {Does theophylline really improve acute mountain sickness?}, volume = {17}, number = {3}, pages = {575--575}, year = {2001}, doi = {10.1183/09031936.01.17305750}, publisher = {European Respiratory Society}, issn = {0903-1936}, URL = {https://erj.ersjournals.com/content/17/3/575}, eprint = {https://erj.ersjournals.com/content/17/3/575.full.pdf}, journal = {European Respiratory Journal} }