id	keyword
cajgh-284	pulmonary
cajgh-284	hemoptysis
cajgh-284	patients
cajgh-284	hemorrhage
cajgh-284	university
cajgh-284	bleeding
cajgh-284	extrapulmonary
cajgh-284	journal
cajgh-284	pittsburgh
cajgh-284	cases
cajgh-284	doi
cajgh-284	infiltrates
cajgh-284	children