register-based study
Use of GP services by patients with schizophrenia: a national cross sectional register based study
8
Prenatal diagnosis in Sweden 2011 to 2013—a register based study
13
Register based study of the incidence, comorbidities and demographics of obsessive compulsive disorder in specialist healthcare
8
Acute pain in the prehospital setting: a register-based study of 41.241 patients
10
The difficult medical emergency call: A register-based study of predictors and outcomes
9
Danish register-based study on the association between specific cardiovascular drugs and fragility fractures
9
Disease burden of herpes zoster in Sweden predominance in the elderly and in women a register based study
7
A validated algorithm to identify recurrence of bladder cancer: a register-based study in Denmark
9
Quantifying harms to others due to alcohol consumption in Germany: a register-based study
9
Register based study concerning the problematic situation of using interpreting service in a region in Sweden
8
Fecundity and human birth seasonality in Sweden: a register-based study
8
Suicide or undetermined intent? A register-based study of signs of misclassification
11
Congenital anomalies in neurofibromatosis 1: a retrospective register-based total population study
8
Pollen exposure in pregnancy and infancy and risk of asthma hospitalisation - a register based cohort study
7
Hysterectomy and opportunistic salpingectomy (HOPPSA): study protocol for a register based randomized controlled trial
10
Breed predisposition to canine gastric carcinoma - a study based on the Norwegian canine cancer register
6
Random Sampling Based on the Central Register for Foreigners
29
Mapping health outcome measures from a stroke registry to EQ-5D weights
7
Prevalence of paediatric inflammatory bowel disease in Sweden: a nationwide population-based register study
8
Labour outcomes in caseload midwifery and standard care: a register based cohort study
11