Physical obstructions, concrete blocks, trenches, and pits make internal movement difficult, as do frequent curfews and closures.
However, when a survey with trenches was conducted (figure 5), suddenly a totally different picture appeared.
He enlisted in 1917 and went directly to the trenches.
Fenthion is sprayed at weekly intervals at a dosage of 0.78 ml/1 in polluted water, drains and trenches, which are the major breeding sites.
Seedlings at open, disturbed sites were attacked more than seedlings protected by small roofs and trenches or those under a closed canopy.
Fraternization between trenches also produced opportunities to transmit propaganda directly to the enemy.
British troops went to war and stayed in the trenches willingly.
The medical establishment is described as a military command, with cutting-edge researchers in the vanguard against disease and public health workers in the trenches.
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