PRS21 CAN ASTHMA QUALITY OF LIFE QUESTIONNAIRE (AQLQ) DATA FROM DIFFERENT COUNTRIES BE COMBINED FOR ANALYSES?
AE Williams, L Frith, N Gul, L Agier, E JuniperVolume:
11
Year:
2008
Language:
english
DOI:
10.1016/s1098-3015(10)66518-7
File:
PDF, 75 KB
english, 2008