RETROSPECTIVE CROSS – SECTIONAL STUDY:
Does COPD risk vary by ethnicity? A retrospective cross-sectional study
8
Schizophrenia and potentially preventable hospitalizations in the United States: a retrospective cross sectional study
8
Relationship between Helicobacter pylori infection and bone mineral density: a retrospective cross-sectional study
6
Diabetes and pre-eclampsia affecting pregnancy: a retrospective cross-sectional study
5
Vitamins D Toxicity in Paediatric Age Group: A Retrospective Cross Sectional Study
6
Antipsychotics and dementia in Canada: a retrospective cross-sectional study of four health sectors
8
Characteristics and diagnoses of acute headache in pregnant women – a retrospective cross-sectional study
9
Screening for Zika virus RNA in sera of suspected cases: a retrospective cross sectional study
8
A Retrospective Cross Sectional Study of Blood Culture Results in a Tertiary Hospital, Ekiti, Nigeria
7
The use of absolute values improves performance of estimation formulae: a retrospective cross sectional study
8
Surgical care for the aged: a retrospective cross-sectional study of a national surgical mortality audit
9
Drivers of hospital expenditure and length of stay in an academic medical centre: a retrospective cross sectional study
16
Understanding the epidemiology of avoidable significant harm in primary care: protocol for a retrospective cross sectional study
8
Distribution of Eye Diseases in Kasungu District, Malawi, Central Africa—A Retrospective Cross Sectional Study
6
Smoking enhances bone loss in anterior teeth in a Brazilian population: a retrospective cross-sectional study
6
A retrospective cross-sectional study of type 2 diabetes overtreatment in patients admitted to the geriatric ward
9
Tuberculosis and other bacterial co-infection in Cambodia: a single center retrospective cross-sectional study
7
Relationship between depression and lung function in the general population in Korea: a retrospective cross-sectional study
7
Four-year analysis of cataract surgery rates in Shanghai, China: a retrospective cross-sectional study
6
Maternal obstetric and socio-demographic determinants of low birth weight: a retrospective cross-sectional study in Ghana
8