Boushey HA, Sorkness CA, King TS, Sullivan SD, Fahy JV, Lazarus SC, Chinchilli VM, Craig TJ, Dimango EA, Deykin A, Fagan JK, Fish JE, Ford JG, Kraft M, Lemanske RF, Leone FT, Martin RJ, Mauger EA, Pesola GR, Peters SP, Rollings NJ, Szefler SJ, Wechsler ME, Israel E. Daily versus as-needed corticosteroids for mild persistent asthma. N Engl J Med. 2005 Apr 14; 352(15):1519-28.