Investors looking for stocks in the Medical - Dental Supplies sector might want to consider either Dentsply International (XRAY) or Merit Medical (MMSI) . But which of these two companies is the best option for those looking for undervalued stocks? Let's take a closer look.There are plenty of strategies for discovering value stocks, but we have found that pairing a strong Zacks Rank with an impressive grade in the Value category of our Style Scores system produces the best returns. The proven Zacks Rank emp ...