Tracheostomy Speaking Valves | Passy-Muir PMV 2001 (Purple) Low Profile - Lower Resistance Tracheostomy & Ventilator Swallowing and Speaking Valve
| Country | USA |
| Manufacturer | W. H. Freeman |
| Binding | Paperback |
| ItemPartNumber | 29981670 |
| EANs | 9781319050573 |
| ReleaseDate | 0000-00-00 |