After Buffett "leads the way" in buying, should I follow up to invest in UnitedHealth (UHN.US)? Bank of America gives a reference answer.

Zhtng cijng APP hux, zi Y Bft qxi bkx'rhsw (BRK.A.US) wi shu de du ji jgu zi r jd chchng bogo zhng pl mir linh jinkng (UNH.US) hu, migu ynhng fble bogo wi tuz zh jid: shfu ynggi gnzhe mir? Mi'yn zhch, linh jinkng jyu xinzh de yngl nngl, dn cnzi zhngd bquxng, ync xyo huq gng du de qngxn xnx; mqin wich "zhngxng" pngxng, dn shngjio mbioji zh 325 miyun.