Size of the speciality.
Martin
A
A
Hadziyannis
S J
SJ
Jablonska
M
M
Gabryelewicz
A
A
Hellers
G
G
D005060:Europe; D005762:Gastroenterology / Q000193:education; D005767:Gastrointestinal Diseases; D006301:Health Services Needs and Demand; D006801:Humans; D000078329:Workforce