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Usually Have Considerable Trouble Concentrating

Known as: I usually have considerable difficulty concentrating 
A response indicating that an individual usually has or had considerable difficulty concentrating.
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2014
2014
In the context of the foundation phase, where women tend to dominate, the increasing numbers of male students entering teaching… 
2011
2011
PURPOSE This longitudinal study examined the role of health insurance in access to health care among older immigrants. DESIGN… 
Review
2003
Review
2003
From the earliest definitions of the term primary care to the most recent, all have stressed that primary care is predicated on a… 
Highly Cited
2000
Highly Cited
2000
Colorectal (large bowel) cancer is the second commonest cause of cancer related death in the western world and there are more… 
Highly Cited
1999
Highly Cited
1999
Much writing in the field of strategic management remains an exercise in comparative statics. Cross-sectional research designs… 
Review
1999
Review
1999
We conducted a population survey with the objective of identifying the level of cancer awareness. In Nigeria many patients… 
Review
1995
Review
1995
OBJECTIVES--To identify strengths, weaknesses, and omissions in existing leaflets and factsheets on prostatectomy given by… 
Highly Cited
1989
Highly Cited
1989
Reinterpreting ethnicity's role in the prevailing behavioral model of health services usage reveals among older Americans a… 
Highly Cited
1985
Highly Cited
1985
Bien que les effets d'un emploi remunere sur le bien etre psychologique des femmes ait ete le sujet d'un interet considerable… 
Highly Cited
1931
Highly Cited
1931
on the basis of the general analytic properties of the kernel K (x, ~) such as im tegrability, continuity, differentiability…