Can the detection dog alert on COVID-19 positive persons by sniffing axillary sweat samples? A proof-of-concept study. - Grandjean, Dominique; Sarkis, Riad; Lecoq-Julien, Clothilde; Benard, Aymeric; Roger, Vinciane; Levesque, Eric; Bernes-Luciani, Eric; Maestracci, Bruno; Morvan, Pascal; Gully, Eric; Berceau-Falancourt, David; Haufstater, Pierre; et al. (PLoS ONE, 2020)