![A double-blind, randomised, placebo-controlled study of roxithromycin and doxycycline combination, roxithromycin alone, or matching placebo for 12 weeks in adults with frequent exacerbations of chronic obstructive pulmonary disease]()
A double-blind, randomised, placebo-controlled study of roxithromycin and doxycycline combination, roxithromycin alone, or matching placebo for 12 weeks in adults with frequent exacerbations of chronic obstructive pulmonary diseaseShafuddin, Eskandarain; Mills, Graham D.; Holmes, Mark D.; Poole, Phillippa J.; Mullins, Peter R.; Black, Peter N. · Journal of Negative Results in BioMedicine · 2015