JOINT FILING AGREEMENT
Exhibit
3
In
accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934,
as
amended, each of the undersigned Reporting Persons hereby agrees to the joint
filing, along with all other such Reporting Persons, on behalf of each of
them
of a statement on Schedule 13G (including amendments thereto) with respect
to
the Common Stock, $0.01 par value, of Xxxxx Respiratory Therapeutics, Inc.,
and
that this Agreement be included as an Exhibit to such joint filing. This
Agreement may be executed in any number of counterparts, all of which taken
together shall constitute one and the same instrument.
IN
WITNESS WHEREOF, each of the undersigned hereby executes this Agreement as
of
this 10th day of May, 2007.
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By:
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X.
X. Xxxx & Co., L.L.C., as
managing
member
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By:
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/s/ Xxxx
Xxxxxxx
Xxxx
Xxxxxxx
Managing
Director
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D.
E. Shaw Composite Portfolios, L.L.C.
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By:
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X.
X. Xxxx & Co., L.L.C., as
managing
member
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By:
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/s/ Xxxx
Xxxxxxx
Xxxx
Xxxxxxx
Managing
Director
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| X. X. Xxxx & Co., L.L.C. | ||
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| By: | /s/ Xxxx Xxxxxxx | |
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Xxxx
Xxxxxxx
Managing
Director
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| X. X. Xxxx & Co., L.P. | ||
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| By: | /s/ Xxxx Xxxxxxx | |
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Xxxx
Xxxxxxx
Managing
Director
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| Xxxxx X. Xxxx | ||
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| By: | /s/ Xxxx Xxxxxxx | |
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Xxxx
Xxxxxxx
Attorney-in-Fact
for Xxxxx X. Xxxx
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