They asked 1,123 patients aged 18 hogy 55 to fill out a survey after being admitted to one of 24 hospitals in Canada, one in the United States and one in Switzerland.
babuza 1,123 ezigulini ezineminyaka 18 ukuze 55 ugcwalise inhlolovo ngemuva kokungeniswa omunye 24 izibhedlela eCanada, eyodwa e-United States nowodwa Switzerland.