Promising results for fecal microbiota transplantation in recurrent C. difficile. Standardization of protocols is needed. - https://www.gelbeseiten.de/gsbiz/1aed8a30-4ac9-4461-a81c-741d9d9b6deb , This study adds valuable information to the debate on e-cigarette safety. Long-term respiratory and cardiovascular effects need monitoring. .