Cite

    Adrian A. Franke et al.. “Pilot study of the pharmacokinetics of betel nut and betel quid biomarkers in saliva, urine, and hair of betel consumers.” Drug testing and analysis, vol. 8, no. 10, n.d., pp. 1095–1099. http://access.bl.uk/ark:/81055/vdc_100038681242.0x00001b