RT Journal Article SR Electronic T1 PCP lung nodules JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e228315 DO 10.1136/bcr-2018-228315 VO 12 IS 3 A1 Emad Abu Sitta A1 Xiaojin Sha A1 Komal Masood A1 Claudiu Georgescu YR 2019 UL http://casereports.bmj.com/content/12/3/e228315.abstract AB