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One vape puff may equal a cigarette puff, depending on the nicotine concentration and device used.

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Engaging with children in research: theoretical and practical implications of negotiating informed consent/assent

Alhabib Department of Health Services and Hospital Administration, King Abdulaziz University, Jeddah, Saudi Arabia Mohammed Khaled Al-Hanawi Health Economics Research Group, King Abdulaziz University, Jeddah, Saudi Arabia Mohammed Khaled Al-Hanawi Department of Zoology, Abdul Wali Khan University Mardan, Mardan, Pakistan Abid Ali Department of Biotechnology and Genetic Engineering, Hazara University Mansehra, Mansehra, Pakistan Amjad Ali & Muhammad Waqas Department of Biological Sciences, National University of Medical Sciences (NUMS), Rawalpindi, Pakistan Liaqat Ali Department of Pharmacy, Mohammed Al-Mana College for Medical Sciences, Dammam, Saudi Arabia Mohammad Daud Ali Department of Medical Rehabilitation (Physiotherapy), University of Maiduguri, Maiduguri, Nigeria Mohammed Usman Ali & Md Refat Uz Zaman Sajib Nethersole School of Nursing, The Chinese University of Hong Kong, Hong Kong, China Mohammed Usman Ali Department of Biosciences, New Delhi, India Rafat Ali & Nasir Salam Center for Biotechnology and Microbiology, University of Swat, Swat, Pakistan Syed Shujait Ali Department of Nuclear Medicine, King Hussein Cancer Center, Amman, Jordan Akram Al-Ibraheem Department of Diagnostic Radiology and Nuclear Medicine, The University of Jordan, Amman, Jordan Akram Al-Ibraheem Institute of Health and Wellbeing, Federation University Australia, Melbourne, Victoria, Australia Sheikh Mohammad Alif School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria, Australia Sheikh Mohammad Alif Department of Public Health and Community Medicine, International Medical University, Kuala Lumpur, Malaysia Syed Mohamed Aljunid & Chandrashekhar T