Intended for healthcare professionals

Filler Endpiece

Complex yet delicate

BMJ 2006; 333 doi: https://doi.org/10.1136/bmj.39030.655625.F7 (Published 23 November 2006) Cite this as: BMJ 2006;333:1097

In order to suck a liquid, the lips serve as a pipe and the tongue as a piston. …

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