Atul Gawande , a surgeon at Brigham and Women 's Hospital in Boston , who described the process in his book '' Complications : A Surgeon 's Notes on an Imperfect Science '' -LRB- Metropolitan Books , 2002 -RRB- , said in an interview that surgery had moved from a field that lost many patients to one where problems arise less than 3 percent of the time '' only by being willing to examine failures and to benefit from them . ''