Hem, Erlend <br/><br/>
Always stay cheerful - health information in the 1920s.  [electronic resource] 

 -  Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke  10 2018 
<br/><br/> Publication Type: Historical Article; Journal Article 
<br/><br/><label>ISSN: </label>0807-7096 
<br/><br/><label>Standard No.: </label>10.4045/tidsskr.17.0660  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child<br/>Child Health--history<br/>Consumer Health Information--history<br/>Health Education--history<br/>Health Promotion--history<br/>History, 20th Century<br/>Humans<br/>Hygiene--history<br/>Mothers--education<br/>Norway<br/>Posters as Topic<br/>Preventive Health Services--history<br/>Public Health--history