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. Author manuscript; available in PMC: 2013 Dec 1.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2010 Jan 1;878(1):10.1016/j.jchromb.2009.11.005. doi: 10.1016/j.jchromb.2009.11.005

Fig. 3.

Fig. 3

Graphic representation of relative % concentrations of buprenorphine (BUP), norbuprenorphine (NBUP), buprenorphine-glucuronide (BUP-Gluc), and norbuprenorphine-glucuronide (NBUP-Gluc) in 6 different umbilical cord plasma specimens collected at different times after last BUP dose.