Italian Felix Tretter Cited by user Jwdietrich2 on 02 Jul 2022 Felix Tretter (nato nel 1949 a Villach, Austria) è uno psicologo e psichiatra austriaco.
English Felix Tretter Cited by user Rjwilmsi on 13 Jun 2019 Felix Tretter (born in 1949 in Villach, Austria) is an Austrian psychologist and psychiatrist.