00335nas a2200133   4500000000100000000000100001008004100002100002200043700001700065245006800082300001200150490000700162022003200169       2006                            d1 aA. Gonzalez-Perez1 aL. Rodriguez00aUpper gastrointestinal complications among users of paracetamol  a297-3030 v98  a1742-7835 (Print) 1742-7835