As a refinement to Midlife in the United States (MIDUS 2), 2004-2006 (ICPSR 4652), a sample of African Americans from Milwaukee was included to examine health issues in minority populations. Areas of
On utilise la base de sondage de l'Enquête sur la population active afin de tirer un échantillon pour l'Enquête nationale sur la santé de la population (ENSP). En 1994, environ 20 000 ménages ont séle
The Canadian COVID-19 Antibody and Health Survey will collect information in two parts. The first part is an electronic questionnaire about general health and exposure to COVID-19. The second part is