Professor Hiroaki Shimokawa discusses "Ethnic differences in incidences of coronary artery spasm: ‘Additional studies are needed’" at the 2015 ESC congress in London.

Questions: 

1.Are there ethnic differences in the incidences of coronary artery spasm?
2.Is actitvation of the Rho Kinase pathway an effective way of treating coronary artery spasm?
3.Registries in cardiology have been useful for understanding many conditions. Are there any registries for coronary artery spasm? 

Watch more from ESC 2015 here: https://www.youtube.com/playlist?list=PLj4HFZt5uknosbX-IDRdLGqkd9rRg98-t