“Newer Effective Treatment for Adult Acute Asthmatics with a Multi-Dose Regimen of Ipratropium Bromide Plus Salbutamol Using Metered Dose Inhalers with a Spacer Device in Emergency Department” (2013) Journal of Bangladesh College of Physicians and Surgeons, 30(4), pp. 195–200. doi:10.3329/jbcps.v30i4.14761.