subthreshold laser therapy selective retinal therapy 2021-02-11T17:14:59Z PMID:31402999 SRT Selective retinal therapy (SRT) is a subthreshold laser therapy used to treat retinal disorders while preventing severe damage to the retina. In SRT RPE (retinal pigment epithelium) cells are selectively damaged without affecting the photoreceptors or choroid by using laser pulse durations of microseconds or nanoseconds XCO:0000806 experimental_condition_ontology selective RPE therapy slaulede