?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Canvin&rft.aufirst=K&rft.au=Canvin%2C+K&rft.atitle=Seeking+assistance+in+later+life%3A+how+do+older+people+evaluate+their+need+for+assistance%3F&rft.title=Age+and+Ageing&rft.issue=3&rft.volume=47&rft.date=May+2018&rft.issn=0002-0729&rft.pages=466-473&rft.genre=article