TY - GEN AU - SOEHRING,K AU - AHRENS,A AU - HARDEBECK,K TI - [Comparative studies on the acute toxicity of novocaine hydrochloride, novocaine caffeine and novocaine penicillin] SN - 0004-4172 PY - 2004///0215 KW - Caffeine KW - Penicillins KW - Procaine KW - analogs & derivatives N1 - Publication Type: Journal Article ER -