More safety data: what about efficacy of sildenafil?
Crossref DOI link: https://doi.org/10.1038/jp.2015.201
Published Online: 2016-01-27
Published Print: 2016-02
Update policy: https://doi.org/10.1007/springer_crossmark_policy
König, K
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Article History
First Online: 27 January 2016
Competing interests
: The authors declares no conflict of interest.
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