Text this: Inter rater reliability of Pressure Ulcer Scale for Healing (PUSH) in patients with chronic leg ulcers Confiabilidad inter-observadores del Pressure Ulcer Scale for Healing (PUSH) en pacientes con úlceras crónicas en la pierna Confiabilidade interobservadores do Pressure Ulcer Scale for Healing (PUSH), em pacientes com úlceras crônicas de perna