The Courvoisier indicator refers to with the ability to come to feel your gallbladder by the skin, normally with no soreness. Find out more about what it means and… We have an interest in cow gallstones. We will make a offer when the products is In Hongkong or china mainland. https://cattlegallstones12161.newsbloger.com/23446679/detailed-notes-on-cow-gallstones-for-sale