PB

Symbol for barometric pressure.

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British pharmacopeia [Pharmacopoeia Britannica]; paraffin bath; paraffin block; paucibacillary; Paul-Bunnell [antibody]; periodic breathing; peripheral blood; peroneus brevis; phenobarbital; phenoxybenzamine; phonetically balanced; pinea-loblastoma; Polybrene; polymyxin B; premature beat; pressure breathing; protein binding; punch biopsy; pyridostigmine bromide

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Pb symbol lead

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Pharmacopoeia Britannica.