Table 1 from Peak expiratory flow in normal medical students in Maiduguri, Borno state, Nigeria | Semantic Scholar
File:Normal values for Peak Expiratory Flow PEF - EU scale - symbolic designators.png - Wikimedia Commons
Normal Peak Expiratory Flow (PEF)
Values for peak expiratory flow rate (PEFR) expressed as a percentage... | Download Table
peak expiratory flow (PEF) values recorded by mini peak flow meter for... | Download Scientific Diagram
Peak flow test | Asthma + Lung UK
A small device with great importance Presented by : Dr. Jalal Mohsin Uddin DTCD, FCPS (Pulmonology) Presented by : Dr. Jalal Mohsin Uddin DTCD, FCPS (Pulmonology) - ppt download