%0 Journal Article %A I. Lauder %A H. A. Ellis %T Drs. Lauder and Ellis reply as follows %D 1977 %R 10.1136/adc.52.3.253-a %J Archives of Disease in Childhood %P 253-254 %V 52 %N 3 %U https://adc.bmj.com/content/archdischild/52/3/253.2.full.pdf