The phrase "as its first line" is correct and usable in written English.
It can be used when referring to the initial line of a text, poem, or any written work.
Example: "The poem begins with the phrase 'In the stillness of the night' as its first line."
Alternatives: "as the opening line" or "as the initial line".
Second, even if more protests erupt, the government will use intimidation and force as its first line of defense; and it has plenty of resources with which to instill fear and use violence.
As its first line of defense against what in another era China's Communist leadership might have called ideological pollution, Beijing controls the Internet by insisting that all Web traffic pass through government-controlled servers.
MMH began using ACTs as its first line of treatment soon after the government announced its new policy.
Based on evidence from drug efficacy studies, Ghana changed its antimalarial drug policy from chloroquine to ACT as its first line drug for the treatment of malaria and HMM [ 19].
The prevailing view amongst psychiatrists is that antidepressant medication is of proven efficacy in reducing the severity and duration of major depression and should therefore be used as its first line of treatment [ 1].
Close links to the local people originally seemed a good thing, since the army was supposed to fall back on guerrilla warfare as its second line of defence against an invasion.
The New York State Department of Health recently started using RAL, FTC, TDF as its first-line occupational and nonoccupational PEP regimen, and the Center for Disease Control CDCC) now recommends the use of RAL for occupational PEP.
"The Great Dictator" concludes with a speech that the Jewish barber delivers, when he is mistaken for the Tomainian tyrant Adenoid Hynkel; but, as its very first lines make clear, the speaker is Charlie Chaplin — not the actor Chaplin, playing a role, but the man, who emerges from all roles to speak his mind.
MTX overall risk/benefit ratio is the most favourable compared with other synthetic DMARDs, confirming its use as first line therapy and LEF or SSZ as an alternative treatment in newly diagnosed RA, as suggested by international guidelines [ 53 ].
The tool used to assess cognitive function after a brain injury has "no clear scientific base" and the "Acceptance and Commitment" therapy used by the VA for depression "lacks sufficient scientific evidence to support its use as a first line intervention", it said.
He has arranged one of the five into what he calls a "song without words" for instrumental septet, which takes as its title the first line of Mr. Muldoon's "Avenue": "Now That We've Come to the End".
