Cite

    Eusebi Chiner et al.. “Nocturnal oximetry for the diagnosis of the sleep apnoea hypopnoea syndrome: a method to reduce the number of polysomnographies?.” Thorax, vol. 54, no. 11, 1999, pp. 968–971. http://access.bl.uk/ark:/81055/vdc_100135563617.0x00002c