Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Wanstead and Woodford]
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METHYLENE BLUE REACTION
ter After
Lobation preincubation Ministry's
84. O½ — II
85. Ou 4½ I
86. Ou — II
87. Ou½ — II
88. Ou½ 4½ I
89. Oi — III
90. Oi — IV
91. Ou 4½ I
92. Ou½ — III
93. Ou½ — III
94. O-' — III