One author has been designated as the corresponding author with contact details: 

• E-mail address

• Contact number

• Organization name

Manuscript: 

• Include keywords

• All figures (include relevant captions)

• All tables (including titles, description, footnotes)

• Ensure all figure and table citations in the text match the files provided

• Indicate clearly if color should be used for any figures in print

• Abstract style

Further considerations 

• Manuscript has been spell checked and grammar checked

• All references mentioned in the Reference List are cited in the text, and vice versa

• Permission has been obtained for use of copyrighted material from other sources (including the Internet)

• A competing interest statement is provided, even if the authors have no competing interests to declare