| Articles Angle β combined with FeNO and FEV1/FVC% for the detection of asthma in school-aged children Yanli Zhang , Hongke Shi , Aifang Su , Fuli Dai , Xiufang Wang , Yan Zhang , Yuehong Zheng , Chunling Cai & Xiao Wang Pages: 1-14 | DOI: 10.1080/02770903.2021.1874979 Letters Preadmission use of inhaled corticosteroids and risk of fatal or severe COVID-19: A meta-analysis Chia Siang Kow (MPharm) & Syed Shahzad Hasan (PhD) Pages: 1-4 | DOI: 10.1080/02770903.2021.1878531 Research Article Quality improvement approach to increasing respiratory therapist driven teach back style asthma education Lisa Ulrich MD, Michael Welty , Amy Henderson RRT & Elizabeth Allen MD Pages: 1-6 | DOI: 10.1080/02770903.2020.1870131 Methylprednisolone, dexamethasone or hydrocortisone for acute severe pediatric asthma: does it matter? Sule Doymaz MD, Youssef E. Ahmed MD, Densley Francois PharmD, Rohit Pinto MD, Ramon Gist MD, Miriam Steinberg PA & Clara Giambruno MD, MPH Pages: 1-10 | DOI: 10.1080/02770903.2020.1870130 High-flow nasal cannula and bilevel positive airway pressure for pediatric status asthmaticus: a single center, retrospective descriptive and comparative cohort study Brett W. Russi MD, Alicia Lew MD, Scott D. McKinley DO, John M. Morrison MD, PhD & Anthony A. Sochet MD, MHSc Pages: 1-13 | DOI: 10.1080/02770903.2021.1872085 Utility of immunology, microbiology, and helminth investigations in clinical assessment of severe asthma Andrew Singer MRCP, F. Runa Ali FRCP, PhD, Simon Quantrill FRCP, Nathan North MSc, Mike Stevens PhD, Jonathan Lambourne FRCPath, PhD, Sofia Grigoriadou FRCPath, PhD & Paul E. Pfeffer MRCP, PhD Pages: 1-13 | DOI: 10.1080/02770903.2020.1868496 Reviews A systematic review of the cost-effectiveness of medication adherence-enhancing intervention for asthma Sin Mei Khaw , Shu Chuen Li & Nurul Ain Mohd Tahir Pages: 1-22 | DOI: 10.1080/02770903.2021.1875483This is the author accepted version which has not been proofed or edited |