Paul Brisson passed away because of 'Gross negligeance'. His spouse Mrs Augin found out one year later through the autopsy that the patient died because his oxygen tube was inserted in his stomach instead of his lungs! Quebec hospital didn't bother to tell her the truth. Paul Brisson had been hospitalized initially for a kidney stone (everything went wrong and through a series of mistakes he passed away.
Here in Quebec autopsies are very seldom offered to grieving famillies. Actually only 6% of all deaths in unusual circumstances. The directives to limit autopsies in order to reduce possible lawsuits is not beneficial for research.