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can anyone help with this request? cheers john >Envelope-to: [log in to unmask] >Resent-from: "Andre Tomlin" <[log in to unmask]> >Resent-to: [log in to unmask] >Resent-date: Mon, 10 May 1999 11:53:12 +0100 >Resent-from: "Andre Tomlin" <[log in to unmask]> >Resent-to: [log in to unmask] >Resent-date: Sun, 9 May 1999 20:39:59 +0100 >Reply-To: <@btinternet.com> >From: "Eduardo Alapont" <[log in to unmask]> >To: <[log in to unmask]> >Date: Mon, 26 Apr 1999 10:34:19 +0100 >X-Mailer: Microsoft Internet Mail 4.70.1157 > >DEAR ANDRE, > > >CAN YOU TELL ME WHAT IS THE NEYMAN BIAS (IS A DISADVANTAGE OF >CROSS-SECTIONAL SURVEYS)? > >THANKS FOR YOUR TIME >EDUARDO > Dr John Geddes Department of Psychiatry University of Oxford Tel. +44 1865 226480 Warneford Hospital Fax. +44 1865 793101 OX3 7JX UK [log in to unmask] http://www.psychiatry.ox.ac.uk/cebmh %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%