Cultu, Oge, et al. “Comparing Body Temperature Measurements by Mothers and Physicians Using Mercury-in-Glass, Digital Mercury and Infrared Tympanic Membrane Thermometers in Healthy Newborn Babies”. The Turkish Journal of Pediatrics, vol. 50, no. 4, Aug. 2008, pp. 354-8, https://turkjpediatr.org/article/view/2446.