It is important to note that the purpose of this study was to focus largely on the views of drinkers engaged in services and staff providing support to them.
Mae'n bwysig nodi mai diben yr astudiaeth hon oedd canolbwyntio'n bennaf ar safbwyntiau yfwyr sy'n ymgysylltu â gwasanaethau a staff sy'n rhoi cymorth iddynt.