Updates are available Correction dated 2016-05-10

Click to view Correction: https://doi.org/10.1007/s11406-016-9721-z

Blocking Blockage

Crossref DOI link: https://doi.org/10.1007/s11406-016-9707-x

Published Online: 2016-04-21

Published Print: 2016-06

Update policy: https://doi.org/10.1007/springer_crossmark_policy

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