Commentary on "Fish Oil–Containing Lipid Emulsions in Adult Parenteral Nutrition: A Review of the Evidence". Issue 4 (30th March 2018) - Adolph, Michael; Calder, Philip C.; Deutz, Nicolaas E.; Carmona, Teodoro Grau; Klek, Stanislaw; Lev, Shaul; Mayer, Konstantin; Michael‐Titus, Adina T.; Pradelli, Lorenzo; Puder, Mark; Singer, Pierre; Vlaardingerbroek, Hester