1. Rudolf Nissen’s years in Bosphorus and the pioneers of thoracic surgery in Turkey 
Hasan F Batırel, MD, Mustafa Yüksel, MD 
The Annals of Thoracic Surgery 
Volume 69, Issue 2, Pages (February 2000)
DOI: /S (99)

2. Fig 1
Nissen (front row, fifth from the left) with academicians in the medical faculty and high-ranking military officers (courtesy of Professor Nuran Yıldırım).
The Annals of Thoracic Surgery  , DOI: ( /S (99) )

3. Fig 2
Nissen (front row, fourth from left) in front of the first surgical clinic with his staff. Ahmet Burhaneddin Toker (front row, second from left) and Fahri Arel (left of Nissen) is also with him (courtesy of Professor Kemal Alemdaroğlu).
The Annals of Thoracic Surgery  , DOI: ( /S (99) )

4. Fig 3
Nissen (middle row, fifth from right) and his staff in the medical faculty lecture amphitheatre. Ahmet Burhaneddin Toker is right of him. Fahri Arel is left of him (courtesy of Professor Kemal Alemdaroğlu).
The Annals of Thoracic Surgery  , DOI: ( /S (99) )

5. Fig 4
Nissen’s congratulations to Dr Ata Topaloğlu (later professor of surgery) in Turkish. “My dear Dr Ata, as a gift of gratitude for our three years’ work together, 11/11/1936, R. Nissen” (courtesy of Professor Kemal Alemdaroğlu).
The Annals of Thoracic Surgery  , DOI: ( /S (99) )