Glaxo Settles Suit Over Paxil Studies  NEW YORK (Reuters) - GlaxoSmithKline Plc &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=GSK.L target=/stocks/quickinfo/fullquote"&gt;GSK.L&lt;/A&gt; has agreed  to disclose information on all clinical studies of its drugs to  settle a lawsuit that accused it of withholding negative  information about the antidepressant Paxil, the New York  Attorney General's office said on Thursday.