[1] Cardarelli Hosp, Naples, Italy
[2] Ain Shams Univ, Cairo, Egypt
[3] Guangzhou Nang Fang Hosp, Guangzhou, Guangdong, Peoples R China
[4] Guang Xi Med Univ, Affiliated Hosp 1, Nanning, Peoples R China
[5] Univ Malaya, Med Ctr, Kuala Lumpur, Malaysia
[6] Chulalongkorn Univ, Bangkok, Thailand
[7] Novartis Pharmaceut, E Hanover, NJ USA
[8] Novartis Pharma AG, Basel, Switzerland
[9] Cairo Univ, Cairo, Egypt