Mundkar Kamesh Rajesh, Saurabh subhash patil, More Aniket Santosh, More Samadhan Ganesh, More Uday Sanjay, More VishakhaTarachand, Musale Vivek Anil and Kamlesh mali Fundamentals of Buccal Drug Delivery System with in vitro and in vivo Aspect (Review Article) 213-222