BALLENTINE, K D Mentha cardiaca; pharmacognostical studies and a preliminary investigation of the volatile oil. [electronic resource] - Journal of the American Pharmaceutical Association. American Pharmaceutical Association May 1949 - 241-3 p. digital Publication Type: Journal Article Standard No.: 10.1002/jps.3030380504 doi Subjects--Topical Terms: HumansMenthaOils, Volatile