W. Grant Hague, The Eugenic Marriage, Volume 2…
“ The strictest attention should be paid to the ventilation of the sickroom. We are learning more and more that fresh air is essential to the speedy cure of all diseases and to the general well-being of the patient. A direct, continuous communication between the sickroom and out-of-doors is imperative. It is a splendid measure to use two rooms for the patient and to change him twice daily, and to air thoroughly the unused room. ”
