Conflict of interest statement:
JAS is an inventor on a patent describing methods for detecting cough
from sound recordings, licensed to Vitalograph Ltd. JAS has received
funding for consultancy and research funds from Afferent
Pharmaceuticals, Merck Inc., Bayer, Bellus, GSK, Xention Ltd, Ario
Pharma Ltd, Glenmark, Almirall, AstraZeneca, Axalbion, Patara, Verona
Pharma, NeRRe Pharmaceuticals, Menlo Pharmaceuticals, Attenua Inc. BJC
is on the board of a pharmaceutical company. GW and AH were previous
employees of AstraZeneca. HB, CLG, IS, DV, RJD, KH, have no conflicts of
interests.