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If left to his own choice, he should decline serving

Localization of organic cation/carnitine transporter (OCTN2) in cells forming the bloodbrain barrier

Just a hint, they're not referring to those cans of Libby's stacked up at the bodega

CarpentierY.SimoensC.SiderovaV.et al.1997Recent developments in lipid emulsions: relevance to intensive care