[EpiData-list] How to jump a line in a Warning box?

Hi everybody, I would like to have a two-line warning box. I saw that I need to add "/n" but this does not work.Here my syntax: armcirc MUSTENTER BEFORE ENTRY HELP "Mesurez le périmètre à mi-distance/n entre le rebord postérieur de l’acromion et le sommet de l’olécrane" END END I would appreciate if someone can help me. Sophie.