Enlace original:
https://apps.who.int/iris/handle/10665/48055
Michel, J.-P
,
Lesourd, B
,
Conne, P
,
Richard, D
,
Rapin, C. H
,
[Prevalence of infections and their risk factors in geriatric institutions : a one-day multicentre survey / J.-P. Michel ... [et al.]]