Marijuana to be used for needy people like Cancer / HIV patient not for the greedy people to get high & abuse it.
All the 30 side-effects of weed/marijuana/joint/cannabis on the body are based on the following standard scientific references –

1) Harrison’s principles of Internal medicine book (17th ed.)
2) Textbook of psychiatry by Niraj Ahuja
3) National institute of drug abuse (NIDA) https://www.drugabuse.gov/publications/drugfacts/marijuana

4) Adverse effects of cannabis. Prescrire Int. 2011 Jan;20(112):18-23.
https://www.ncbi.nlm.nih.gov/pubmed/21462790

5) Acute and long-term effects of cannabis use: a review. Curr Pharm Des. 2014;20(25):4112-8.
https://www.ncbi.nlm.nih.gov/pubmed/24001294

6) Effects of marijuana smoking on the lung.Ann Am Thorac Soc. 2013 Jun;10(3):239-47. https://www.ncbi.nlm.nih.gov/pubmed/23802821

7) Cardiovascular system effects of marijuana.
J Clin Pharmacol. 2002 Nov;42(11 Suppl):58S-63S.
https://www.ncbi.nlm.nih.gov/pubmed/12412837

8) An Evidence Based Review of Acute and Long-Term Effects of Cannabis Use on Executive Cognitive Functions
J Addict Med. 2011 Mar 1; 5(1): 1–8.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3037578/