The examiner wouldn't have known he was taking an experimental medical substance just a day or two before death, so obviously that assessment of cause of death

The examiner wouldn't have known he was taking an experimental medical substance just a day or two before death, so obviously that assessment of cause of death would be incomplete. This is covered in the article and is basic common sense. It is dishonest of Pfizer to take the cause of death as assessed by someone who was lacking critical facts especially given the extremely strong temporal correlation.