Funding for this research was provided by:
Takeda Pharmaceuticals U.S.A.
Text and Data Mining valid from 2018-06-14
Received: 14 September 2017
Accepted: 10 June 2018
First Online: 14 June 2018
Compliance with ethical standards
: YY and DB are employees of Takeda Pharmaceutical Company Limited. JM, HK, FH, and PK are employees of EPID Research Oy, which is a contract research organization that performs commissioned pharmacoepidemiologic studies, and thus its employees have been and currently are working in collaboration with several pharmaceutical companies.
: This systematic literature review does not involve any animal or human subjects, including research on identifiable human material and data.