"There are no national standards or regulations regarding forensic pathology and practices vary widely from place to place." June 28, 2011 6:47 AMSubscribe
The Hardest Cases: When Children Die, Justice Can Be Elusive A joint investigation by PBS Frontline, ProPublica and NPR has found that medical examiners and coroners have repeatedly mishandled cases of infant and child deaths, helping to put innocent people behind bars. (Via. (Article contains descriptions of children that have been killed by abuse. May be disturbing / triggering to some readers.) Related:
The Child Cases: "As part of an ongoing look into the troubled state of death investigation, ProPublica, PBS "Frontline" and NPR identified nearly two dozen cases in the U.S. and Canada in which people have been accused of killing children based on flawed or biased work by forensic pathologists and then later cleared." There is a document timeline available for the case of Ernie Lopez.