Answer: employee relations
Explanation:
What is meant by employee relations?
This describes the effort of an organisation to ensure that they establish a positive relationship with their employees.
They do this with the hope that if employees are happy in return they will be loyal and trustworthy in doing the work given to them.
The person who is in charge of this role is usually an HR personnel.
Normally this person act as an intermediary between the employees and employers by making sure that all the issues that may cause conflict are attended to as swiftly as possible.
For example the issue in the above text where employees are unhappy the HR personnel has to intervene in time before things can get out of control and probably resulting into disruptive behaviour.
Employee relations also help to ensure that everyone is treated fairly at work.
The answer to your question, would be that the result of landlords not maintaining their tenements got injured because they were in unsafe living spaces.