A. recommends Biosurfit as they have a few places for you to do a fast PCR COVID test
Someone adds: Biosurfit is fast and efficient. Same day results about 130 euros.
Welcome to Joaquim Chaves Saúde
Coronatest.de in Deutschland - PCR Tests und Schnelltests in ganz Deutschland
COVID-19 | Measures implemented in Portugal
Carolin from Mintbase can make an intro if you ask nicely.