DO Collaboration Phys. Rev. D74, 031107 (2006)
Citation check: Okay.

DO Collaboration Phys. Lett. B693, 539 (2010)
Citation check: Okay.

Belle Collaboration Phys. Rev. Lett. 100, 121801 (2008)
Citation check: Okay.

LHCb Collaboration Phys. Lett. B709, 50 (2012)
Citation check: Okay.

LHCb Collaboration, talk by A.~Carbone at EPS2011.

Belle Collaboration Phys. Rev. D82, 072007 (2010)
Citation check: Okay.

CDF Collaboration Phys. Rev. Lett. 107, 191801 (2011)
Citation check: Okay.

CDF Collaboration Phys. Rev. Lett. 102, 201801 (2009)
Citation check: Okay.

CDF Collaboration Phys. Rev. Lett. 103, 031801 (2009)
Citation check: Okay.

CDF Collaboration Phys. Rev. Lett. 107, 261802 (2011)
Citation check: Okay.

CMS Collaboration Phys. Rev. Lett. 107, 191802 (2011)
Citation check: Okay.

CDF Collaboration Phys. Rev. Lett. 106, 181802 (2011)
Citation check: Okay.

CDF Collaboration arXiv:1111.0485
Nope, not published.

LHCb Collaboration Phys. Lett. B708, 55 (2012)
Citation check: Okay.

CDF Collaboration Phys. Rev. Lett. 107, 201802 (2011)
Citation check: Okay.