2525587 CPHR Cox proportional hazards regression 17 2525591 CPHR crista philtri right 2 2525590 CPHR Center for Public Health Research 1 2525589 CPHR Center for Radiation Protection and Hygiene 1 2525586 CPHR central pancreatic-head resection 1 2525588 CPHR Centro de Proteccion e Higiene de las Radiaciones 1 2525585 CPHR chili postharvest residue 1 2525584 CPHR clinicopathologic high risk 1 2525592 CPHR concurrent paraesophageal hernia repair 1