Figure 2.

Monthly incidence rates of hospitalization due to a primary diagnosis of sarcoidosis (Nationwide Inpatient Sample, 1998ā€“2008). The solid line represents the observed rate over time. The dashed line is the fitted linear trend (pā€‰=ā€‰0.7259)

Gerke et al. BMC Pulmonary Medicine 2012 12:19   doi:10.1186/1471-2466-12-19
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