VHS ACQUISITION SUBSIDIARY NUMBER 12, INC.

Related Filers (57)

Other (4)

EFFECT
Wednesday, 5/4/2011
Notice of Effectiveness
CORRESP
Tuesday, 5/3/2011
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Monday, 5/2/2011
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
EFFECT
Thursday, 4/1/2010
Notice of Effectiveness
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Prospectus (6)

424B3
Wednesday, 5/4/2011
Prospectus filed pursuant to Rule 424(b)(3)
S-4/A
Tuesday, 4/26/2011
Registration of securities issued in business combination transactions
S-4
Friday, 4/8/2011
Registration of securities issued in business combination transactions
424B3
Thursday, 4/1/2010
Prospectus filed pursuant to Rule 424(b)(3)
S-4/A
Wednesday, 3/24/2010
Registration of securities issued in business combination transactions
S-4
Wednesday, 3/3/2010
Registration of securities issued in business combination transactions
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