| Journal of Asthma, Volume 58, Issue 11, November 2021 is now available online on Taylor & Francis Online. This new issue contains the following articles: Phenotypes and Endotypes Asthma-COPD overlap in World Trade Center Health Registry enrollees, 2015–2016 Asieh Haghighi MD, MPH, James E. Cone MD, J. Li MBBS, MS & Rafael E. de la Hoz MD, MPH, MSc Pages: 1415-1423 | DOI: 10.1080/02770903.2020.1817935 Asthma endotypes and COVID-19 Ricardo Wesley Alberca Ph Pages: 1424-1425 | DOI: 10.1080/02770903.2020.1825731 Exercise Are adults with asthma less physically active? A systematic review and meta-analysis Min Xu MB, BN, MPH, Caroline J. Lodge MBBS, PhD, Adrian J. Lowe BBSc, MPH, PhD, Shyamali C. Dharmage MBBS, MSc, MD, PhD, Raisa Cassim BSc, MSc, Daniel Tan MBBS, BMedSci & Melissa A. Russell B Phys, PhD Pages: 1426-1443 | DOI: 10.1080/02770903.2020.1810273 Pediatric Asthma Intravenous magnesium sulphate in children with acute wheeze: a nationwide survey Marlon van Weelden MD, Bart E. van Ewijk MD, PhD & Frans B. Plötz MD, PhD Pages: 1444-1450 | DOI: 10.1080/02770903.2020.1805752 Smoking and Asthma Factors associated with electronic cigarette use among adolescents asthma in the Republic of Korea Chang Hoon Han MD, PhD & Jae Ho Chung MD, PhD Pages: 1451-1459 | DOI: 10.1080/02770903.2020.1802745 Electronic cigarette (e-cigarette) use and frequency of asthma symptoms in adult asthmatics in California Marcela R. Entwistle MD, MSPH, Kimberly Valle BA, Donald Schweizer PhD & Ricardo Cisneros PhD, MPH Pages: 1460-1466 | DOI: 10.1080/02770903.2020.1805751 Economics The economic burden of severe asthma in children: a comprehensive study Gizem Pamuk MD, Muriel Le Bourgeois MD, Rola Abou Taam MD, Jacques de Blic MPH, PhD, Christophe Delacourt MPH, PhD & Guillaume Lezmi MD, PhD Pages: 1467-1477 | DOI: 10.1080/02770903.2020.1802747 Medicaid expansion, health insurance coverage, and cost barriers to care among low-income adults with asthma: the Adult Asthma Call-Back Survey Joy Hsu MD, MS, Xiaoting Qin PhD, MS, Maria C. Mirabelli PhD, MPH & W. Dana Flanders MD, DSc, MPH, MA Pages: 1478-1487 | DOI: 10.1080/02770903.2020.1804577 Diagnosis A comparative analysis of the bronchodilatador response measured by impulse oscillometry and spirometry in asthmatic children living at high altitude Oscar Ramirez MD, MSc, Ivan Alvarez MD, Ricardo Aristizabal-Duque MD, Milena Villamil MD, Monica P. Sossa-Briceño MD, MSc & Carlos E. Rodriguez-Martinez MD, MSc Pages: 1488-1494 | DOI: 10.1080/02770903.2020.1801722 The causes of acute cough: a tertiary-care hospital study in Japan Tomoko Tajiri MD, PhD, Hiroaki Kawachi MD, Hiroshi Yoshida MD, Susumu Noguchi MD, Satoshi Terashita MD, Tatsuyoshi Ikeue MD, Sadao Horikawa MD, Takakazu Sugita MD & Akio Niimi MD, PhD Pages: 1495-1501 | DOI: 10.1080/02770903.2020.1804576 The diagnostic utility of the frequency scale for the symptoms of gastroesophageal reflux disease questionnaire (FSSG) for patients with subacute/chronic cough Ryota Kurokawa MD, Yoshihiro Kanemitsu MD, PhD, Kensuke Fukumitsu MD, PhD, Norihisa Takeda MD, PhD, Jennifer Maries Yap MSc, Motohiko Suzuki MD, PhD, Yuta Mori MD, Satoshi Fukuda MD, PhD, Takehiro Uemura MD, PhD, Tomoko Tajiri MD, PhD, Hirotsugu Ohkubo MD, PhD, Ken Maeno MD, PhD, Yutaka Ito MD, PhD, Tetsuya Oguri MD, PhD, Masaya Takemura MD, PhD & Akio Niimi MD, PhD Pages: 1502-1511 | DOI: 10.1080/02770903.2020.1805750 Pharmacotherapy Intravenous methylprednisolone versus intravenous methylprednisolone combined with inhaled budesonide in acute severe pediatric asthma Prabhavathi Gummalla MD, Diana Weaver MD, Youssef Ahmed MD, Vikas Shah MD, Michael Keenaghan MD & Sule Doymaz MD Pages: 1512-1517 | DOI: 10.1080/02770903.2020.1808988 Management and Control Detecting asthma exacerbations using daily home monitoring and machine learning Olivier Zhang MEng, Leandro L. Minku PhD & Sherif Gonem PhD Pages: 1518-1527 | DOI: 10.1080/02770903.2020.1802746 Patient characteristics associated with improvements in asthma control and reduction in emergency department visits for older adults with asthma Alex D. Federman MD, MPH, Erin Thanik MD, MPH, Rachel O’Conor PhD, Arushi Arora MPH, Michael S. Wolf PhD, MPH & Juan P. Wisnivesky MD, DrPh Pages: 1528-1535 | DOI: 10.1080/02770903.2020.1805753 Managing asthma in the COVID-19 pandemic and current recommendations from professional bodies: a review Kheng Yong Ong BSc (Pharm) (Hons), Tze Lee Tan MBChB, FRCP, Adrian Kwok Wai Chan MBBS, MRCP, MSc, Karen Li Leng Tan BN & Mariko Siyue Koh MBBS, MRCP Pages: 1536-1543 | DOI: 10.1080/02770903.2020.1804578 Quality of Life Impact of psychological impairment on quality of life and work impairment in severe asthma Adriel Shao En Ong BSc (Psych) (Hons), Adrian Kwok Wai Chan MBBS, MRCP, MSc (Allergy), Rehena Sultana MSc (Statistics) & Mariko Siyue Koh MBBS, MRCP Pages: 1544-1553 | DOI: 10.1080/02770903.2020.1808989 |