Funding for this research was provided by:
Cancerföreningen i Stockholm
Text and Data Mining valid from 2018-06-15
Received: 21 February 2018
Accepted: 9 June 2018
First Online: 15 June 2018
Compliance with ethical standards
: There were no potential conflicts of interests among the authors of this article.
: Research involving human participants was supervised and approved by the Regional Ethics board of the Stockholm County.
: All the participants in this study gave informed consent.