In honor of March Madness, the Motley Fool's health-care team assembled their own bracket consisting of the 16 largest and best pharmaceutical and biotech stocks on the market. The series kicks off with a tough match up between Abbott (ABT 0.55%), the medical device giant that recently spun-off its pharmaceutical division, and diabetes giant Novo Nordisk (NVO 1.18%). To learn the bull and bear cases for each stock -- and to see which stock will move on to the Elite Eight -- watch the video below.