RT Journal Article SR Electronic T1 Persistent hypokalaemia and abnormal chest radiography JF Breathe JO Breathe FD European Respiratory Society SP e50 OP e54 DO 10.1183/20734735.012715 VO 12 IS 2 A1 Sarika Raghunath A1 Manju Bhumenahalli A1 Apoorv Bhatia A1 Svetlana Georgieva YR 2016 UL http://breathe.ersjournals.com/content/12/2/e50.abstract AB