1. Rabin Medical Center, The Pulmonary Institute, Petah Tikva, Israel. Affiliated to Sackler Faculty of Medicine, Tel Aviv University, Ramat Aviv, Israel
2. Rambam Health Care Campus, Haifa, Israel. Affiliated to Technion - Israel Institute of Technology, Haifa, Israel
3. Edith Wolfson Medical Center, Holon, Israel. Affiliated to Sackler Faculty of Medicine, Tel Aviv University, Ramat Aviv, Israel
4. Assaf Harofeh Medical Center, Zerifin, Center Israel. Affiliated to Sackler Faculty of Medicine, Tel Aviv University, Ramat Aviv, Israel