Portugal unveiled an 18-man squad for the Olympics Games football tournament on Thursday but did not name any of the players who featured in the successful Euro 2016 campaign.
Andre Martins, with two caps, is the only player in the squad with senior international experience.
Portugal squad:
Goalkeepers: Bruno Varela (Vitoria Setubal), Joel Pereira (Manchester United/ENG)
Defenders: Edgar Ié (Villareal/ESP), Ricardo Esgaio (Sporting Lisbon), Paulo Henrique (Paços Ferreira), Tiago Ilori (Liverpool/ENG), Tobias Figueiredo (Nacional Madère)
Midfielders: André Martins (unattached), Bruno Fernandes (Udinese/ITA), Fabio Sturgeon (Belenenses), Francisco Ramos (FC Porto), Sérgio Oliveira (FC Porto), Tiago Silva (Belenenses), Tomas Podstawski (FC Porto)
Attackers: Carlos Mané (Sporting Lisbon), Gonçalo Paciência (FC Porto), Nuno Santos (Vitoria Setubal), Salvador Agra (Nacional Madère)