Role of super-spreader phenomenon in a Covid-19 cluster among healthcare workers in a Primary Care Hospital. Issue 5 (May 2021) - Nadal, Marine; Lassel, Ludovic; Denis, Michel; Gibelin, Aude; Fournier, Sandra; Menard, Laurent; Goulet, Hélène; Abdi, Basma; Farthoukh, Muriel; Pialoux, Gilles