Diurnal variability---time to change asthma guidelines?

H. Reddel, C. Jenkins, A. Woolcock
1999 BMJ (Clinical Research Edition)  
doi:10.1136/bmj.319.7201.45 pmid:10390464 pmcid:PMC1116146 fatcat:yxyypsy4ojb7xc5wdbkngruhle