[1] Univ G dAnnunzio, Sch Dent, Pescara, Italy
[2] Osped Pescara, Gynecol Div, Pescara, Italy
[3] Univ Cattolica Sacro Cuore, Dept Orthoped, Rome, Italy
[4] Univ Roma Tor Vergata, Dept Dermatol, Rome, Italy
[5] Chieti Hosp, Chieti, Italy
[6] Univ G dAnnunzio, Dept Psychol, Chieti, Italy
[7] Univ G dAnnunzio, Dept Orthoped, Chieti, Italy
[8] Univ Perugia, Dept Orthoped, I-06100 Perugia, Italy
[9] Univ G dAnnunzio, Immunol Div, Pescara, Italy
[10] Tufts Univ, Sch Med, New England Med Ctr, Dept Physiol & Pharmacol, Boston, MA 02111 USA