UK results from the myeloproliferative neoplasms (MPN) landmark survey on the symptom, emotional and economic burden of MPN. (10th March 2019) - Harrison, Claire; Mathias, Jonathan; Campbell‐Drew, Maz; Mead, Adam J.; Pemberton‐Whiteley, Zack; Ali, Sahra; Wadelin, Frances; Taylor‐Stokes, Gavin; Waller, John; Taylor, Barbara