The flavoring and not the nicotine content is a decisive factor for the effects of refill liquids of electronic cigarette on the redox status of endothelial cells ScienceDirect Drip'n Frozen Series Nicotine Salt 30mL Electric Fruit Blast Ice Mister Vapor Starter Kit Barbe Papa 2ml Pod Flip by Pulp Puff Suisse Flavour Beast Nicotine Salt E Juice 20 mg mL 30 mL Bottles of Bold Flavors Super Vape Capsule recharge Big Puff Reload Barbe Papa PromoLiquide