TY - Journal of Integrative Medicine A1 - Thomas Efferth, Henry Johannes Greten T1 - The European directive on traditional herbal medicinal products: friend or foe for plant-based therapies? Y1 - 2012-04-20 JF - Journal of Integrative Medicine JO - Journal of Integrative Medicine SP - 357 EP - 361 VL - 10 IS - 4 UR - http://www.jcimjournal.com N1 - 10.3736/jcim20120401 ER -