Painful readjustment of valuations over? 4 stocks from diagnostics sector with upside potential of up to 31%

In the last four years, many sectors have made a comeback. However, there are few, who have probably a full life cycle in this short period of time. From all the love on the street which made them touch dizzy heights of valuations. Then a realization that the street is paying too much for them. It is about the diagnostic sector. From being part of a star portfolio manager tops picks, to him admitting that he made a mistake. Diagnostic stocks have seen a cycle. There is another side to the story....