Pachter and co. about March NPD: WiiU to slump 17% to 55k, Vita 42.5k

[sethnintendo]

Most of those Wii U releases were at the very end of the month with shipment problems for Lego City and MH3U.

Link for anyone who cares
http://www.nintendolife.com/news/2013/04/talking_point_the_terrible_timing_of_monster_hunter_3_ultimates_stock_issues