1. World Health Organisation (WHO), Respiratory tract diseases. http://www.emro.who.int/health-topics/respiratory-tract-diseases/index.html, 2021 (accessed 10 January 2021).
2. World Health Organisation (WHO), The top 10 causes of death.https://www.who.int/news-room/fact-sheets/detail/the-top-10-causes-of-death, 2020, (accessed 10 January 2021).
3. Traditional medicinal plants used for respiratory disorders in Pakistan: a review of the ethno-medicinal and pharmacological evidence;Alamgeer;Chin. Med.,2018
4. Oral disorders and ethnobotanical treatments: a field study in the central Middle Atlas (Morocco);Najem;Heliyon,2020
5. Ethnobotanical uses of medicinal plants for respiratory disorders among the inhabitants of Gallies - Abbottabad, Northern Pakistan;Kayani;J. Ethnopharmacol.,2014