RT Journal Article SR Electronic T1 Spirometry: coming of age in Africa JF Breathe JO Breathe FD European Respiratory Society SP 205 OP 208 DO 10.1183/20734735.010916 VO 12 IS 3 A1 Lindsay Zurba YR 2016 UL http://breathe.ersjournals.com/content/12/3/205.abstract AB