Table S2.

Medline search command

Key concept/s	Term
Melanoma	(“Melanoma” [Mesh] OR “malignant melanoma” [all fields]) AND
Survival	(“Survival” [Mesh] OR “Mortality” [Mesh] OR “Death” [Mesh] OR “Disease Progression” [Mesh]
Recurrence	OR “Recurrence” [Mesh] OR “Neoplasm Metastasis” [Mesh] OR “metasta*” [all fields] OR “General
Additional relevant keywords	Surgery” [Mesh] OR “surgery” [all fields] OR “surgical” [all fields] OR “resection” [all fields]) NOT
Geographical restriction	(“America” [all fields] OR “American” [all fields] OR “Australia” [all fields] OR “Australian” [all fields] OR “Canada” [all fields] OR “Canadian” [all fields] OR “Japan” [all fields] OR “Japanese” [all fields] OR “Brazil” [all fields] OR “Brazilian” [all fields] OR “China” [all fields] OR “Chinese” [all fields] OR “India” [all fields] OR “New Zealand” [all Fields] OR “Africa” [all fields] OR “African” [all fields] OR “Korea” [all Fields] OR “Korean” [all fields] OR “Mexico” [all fields] OR “Mexican” [all fields]) AND
Publication date	(“2004/01/01” [PDAT]: “2015/12/31” [PDAT]) AND
Language restriction	English [lang]

Notes: Date last search was performed: January 26, 2016.