CPAP may stand for:

Early CPAP versus Surfactant in Extremely Preterm Infants.
Nasal CPAP or intubation at birth for very preterm infants.
Long-term Use of CPAP Therapy for Sleep Apnea/Hypopnea Syndrome
Compliance with nasal CPAP can be improved by simple interventions
Night-to-night variability in CPAP use over the first three months of treatment.
Retraction: CPAP for the metabolic syndrome in patients with obstructive sleep apnea. N Engl J Med 2011;365:2277-86
Objective measurement of patterns of nasal CPAP use by patients with obstructive sleep apnea.
Effects of one night without nasal CPAP treatment on sleep and sleepiness in patients with obstructive sleep apnea.
Respiratory distress syndrome. Continuous positive airway pressure (CPAP) using the Gregory box
Reduction in motor vehicle collisions following treatment ofsleep apnoea with nasal CPAP