ACOVE-3 1 Cross-cultural adaptation 1 Healthcare access equity 1 Healthcare quality 1 Instrument validity Portuguese 1 Vulnerable older people 1 aged 1 article 1 checklist 1 clinical article 1 content analysis 1 female 1 health care access 1 health care quality 1 human 1 language 1 male 1 primary health care 1 social behavior 1 validation process 1 validity 1