Håkan Petterson is a doctor at the FOA 53.
Doctor of medicine, surgeon at FOA 53 (To the Lighthouse). Previously, he worked at the medical centre Östervik.
He operated Svante Von Ulmer on 1989-10-20, as requested by him and Dr. Ingrid Granqvist.
He left FOA 53 at 1989-11-07 at 19:34 (Science of Deduction).
Whether he was killed during the invasion or after the initial attacks is unclear.