'additional outreach' is correct and usable in written English.
You can use it when you are referring to additional efforts or contact made to a particular group of people. Example sentence: The organization is planning additional outreach to engage with members of the community.
In addition, additional outreach might be necessary to engage researchers who do not use human subjects.
The schools hope that additional outreach efforts will lead to more bilingual tutors.
There has been additional outreach to African American political leaders, such as the influential Congressional Black Caucus.
Solutions for recruitment challenges included additional outreach and networking to military health providers, both building on existing relationships and new relationships.
The broadcast studios will support teaching needs of the Cornell Executive MBA Americas program, but also will enable additional outreach.
Additional outreach and extension efforts are coordinated by the college's schools and departments, as well as units and programs affiliated with CALS.
At other colleges, increases in American applications have come more organically, with little additional institutional outreach of note.
All three are registered charities (Cheltenham also sits alongside its jazz, science and music festivals), and each runs additional and outreach programmes alongside its main adult and children's festivals.
Tape-on-paper samples are excellent for mapping the extent of deposition close to the visual limit and provide an additional public outreach benefit.
Additional community outreach and education that focuses on appropriate homecare options and decision making on when to seek care for minor illnesses could alleviate some of the caseload presenting at primary care facilities.
