The ITC Project would like to acknowledge and thank all principal investigators that contributed their efforts in data collection to all papers in this supplement—4 Country (Geoffrey T. Fong, K. Michael Cummings, Andrew Hyland, Ron Borland, Ann McNeill, Gerard Hastings), The Netherlands (Marc Willemsen), Germany (Ute Mons, Martina Pötschke-Langer), France (Romain Guignard), Republic of Korea (Hong Gwan Seo), Mexico (James F. Thrasher, Tonatiuh Barrientos Gutierrez), Brazil (Cristina De Abreu Perez), Uruguay (Eduardo Bianco, Marcelo Boado), Mauritius (Premduth Burhoo), India (Prakash C. Gupta, Mangesh S. Pednekar), Bangladesh (Nigar Nargis, AKM Ghulam Hussain), China (Yuan Jiang), Thailand (Buppha Sirirassamee, Aree Jampaklay), Malaysia (Maizurah Omar, Rahmat Awang), Zambia (Fastone Goma) and their country teams for their dedicated efforts …