Funding for this research was provided by:
Gillbergska stiftelsen (-)
Stiftelsen Sven Jerrings Fond (-)
Uppsala Universitet (-)
First of may Flower Annual Campaign (-)
HRH Crown Princess Lovisa's Fund for Child Health Care (-)
Text and Data Mining valid from 2018-11-15
Received: 4 April 2018
Accepted: 25 October 2018
First Online: 15 November 2018
Ethics approval and consent to participate
: All procedures involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments. The study was approved by the Ethics Committee of the Faculty of Medicine of Uppsala University. All participants and their guardians gave verbal consent to participate in the study.
: Not applicable.
: The author declares that he has no competing interests.
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