Headache 63(10):13411350 Sarker MAB, Rahman M, Harun-Or-Rashid M, Hossain S, Kasuya H, Sakamoto J et al (2013) Association of smoked and smokeless tobacco use with migraine: a hospital-based case-control study in Dhaka, Bangladesh
World Health Organization: WHO Report on the Global Tobacco Epidemic, 2015
Smudging is done to drive away sickness and bad energy and to help centre the people taking part in the ceremony
Cannabis has not been shown to help in the treatment of breast cancer
Robertson is a Senior Research Fellow in the Department of Preventive and Social Medicine
The welter of independent evidence from around the world demonstrates beyond any reasonable doubt that it is possible to consume nicotine with substantially less risk to consumers and bystanders