Mumtaz, R., Zaidi, S., Shakir, M., Shafi, U., Malik, M., Haque, A., Mumtaz, S. & Zaidi, S. 2021, 'Internet of Things (IoT) based indoor air quality sensing and predictive analytic - a COVID-19 perspective', Electronics, 10(2), article no: 184. https://doi.org/10.3390/electronics10020184