Affiliation: | 1. Department of Medicine, University of Turku, Turku, Finland;2. Cardiorespiratory Research Unit, University of Turku, Turku, Finland;3. Research and Development Center Social Insurance Institution, Turku, Finland;1. University of South Alabama, Mobile, Alabama, 36688;2. Universidade de Sao Paulo, Instituto de Ciencias Matematicas de Sao Carlos, Sao Carlos, SP, Brazil;3. University of South Florida, Tampa, Florida, 33620 |