Index: src/hg/gsid/gsidSubj3/vaccine.c
===================================================================
RCS file: /projects/compbio/cvsroot/kent/src/hg/gsid/gsidSubj3/vaccine.c,v
retrieving revision 1.3
retrieving revision 1.4
diff -b -B -U 4 -r1.3 -r1.4
--- src/hg/gsid/gsidSubj3/vaccine.c	24 Aug 2009 18:02:46 -0000	1.3
+++ src/hg/gsid/gsidSubj3/vaccine.c	14 Oct 2009 13:41:41 -0000	1.4
@@ -168,10 +168,12 @@
 printf("</TR>");
 
 printf("<TR>");
 printf("<TD>");
-vxprintf("<B>Study Day of Sequencing:</B> %s\n", 
-	   seqDay);
+if (sameWord(seqDay, "-1"))
+    printf("<B>Study Day of Sequencing:</B> N/A\n");
+else
+    vxprintf("<B>Study Day of Sequencing:</B> %s\n", seqDay);
 printf("</TD>");
 
 printf("<TD>");
 vxprintf("<B>Basis for ESDI:</B> %s\n", 

