Polyvinyl AlcoholPolyvinyl ChloridePolyvinylsAlcohol DrinkingSurgical SpongesGelatin Sponge, AbsorbableEmbolization, TherapeuticPhenylmercury CompoundsEnbucrilateSolutionsEthiodized OilAlcoholsFixativesOphthalmic SolutionsForeign-Body ReactionParticle SizeChemoembolization, TherapeuticDrug CompoundingPreservatives, Pharmaceutical