1561-3003 1561-3003 S1561-30032006000300007 Cuba 00 12 2006 00 12 2006 44 3 0 0

1 1997 349 1498-1504 2 World Health Organization 3 2001 27-55 4 5 2004 6 2 2 78-88 6 2000 2 1 1 3-8 7 1998 115 102 102 242-9 8 9 2005 112 4 4 476-85 10 2004 25 Suppl 1 Suppl 1 S15 11 2004 154 11-12 11-12 257-65 12 2004 154 11-12 11-12 257-65 13 2004 292 23 23 2849-59 14 15 2003 160 9 9 1663-9 16 2005 66 11 11 1447-55 2002 40 4 4 25-31 18 2002 240 19 2003 160 9 9 1670-6 20 2004 61 10 10 1003-5 21 2000 4 249-52 22 2004 6 2 2 113-24 23 27 d e oc 24 2001 27 3 3 199-204 25 2003 61 8 8 1122-4 26 2003 91 1 1 18-22 27 28 2000 108 1 1 73-82 29 1995 346 280-1 30 1994 112 315-28 31 1992 340 195-6 32 2000 160 398-401 33 2003 160 11 11 1978-84 34 2006 117 1 1 28