Answers are grounded in this paper and cite their sources.
A method is described for obtaining samples of blood from the hepatic vein in man by means of a catheter in the venous system. Only a moderate amount of skill is required, and if carried out with care, samples can be obtained with minimal discomfort and danger to the subject.
No takes yet. Share an insight, caveat, or question.
Warren et al. (1944) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: