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Unter Feuer sehr rauchig und wrzig
Burn Quality: Smooth, reliable, vegan-friendly burn
Inclusion criteria Inclusion criteria were: (i) age 1860 years, (ii) regular ( once per month and 3 times a week) use of cannabis and tobacco in joints for the last 6 months, (iii) self-reported (SR) ability to smoke one whole standard joint, (iv) normal or corrected-to-normal vision, (v) fluent English, (vi) SR abstinence from tobacco, cannabis, alcohol and other drugs for 12 h prior to each session, (vii) alveolar CO 6 ppm to confirm no recent smoking on each test day (Cooper & Haney, Reference Cooper and Haney2009)
Signatures sent using a digital signature service or a web-based acceptance form or by facsimile transmission and scanned executed agreements in PDF format sent by email transmission are each valid and binding and will be deemed an original
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