"preclude access" is correct and usable in written English.
You can use it to refer to something which prevents access to something else. For example: "These security measures will preclude access to sensitive documents."
Women are fat for many reasons, none of which should preclude access to wearable, fashionable clothes in the same retail outlets as smaller women.
Conversely, Napster may be vicariously liable when it fails to affirmatively use its ability to patrol its system and preclude access to potentially infringing files listed in its search index.
The classification of segments of the Forty Mile Components as Wild Rivers shall not preclude access across those river segments where the appropriate Federal agency determines such access is necessary to permit commercial development of asbestos deposits in the North Fork drainage.
Clifford's Rule would preclude access to any restricted or dependent proposition, whether religious or not.
That is, Clifford's Rule is problematic because following it would preclude access to restricted propositions and dependent propositions.
According to James, Clifford's Rule is problematic because, if followed, it would preclude access to restricted propositions and dependent propositions.
Thus, barriers precluding access to health facilities by the poorest mothers do not necessarily deprive their infants from being resuscitated if needed.
Corruption can drain resources from already impoverished and fragile health systems, precluding access to life-saving treatment for vulnerable patient populations [ 4, 6].
Furthermore, of the few psychiatrists practicing in Haiti, most are living and working in urban areas [ 53], which precludes access for most rural Haitians with depression and/or suicidal ideation.
In addition, viscodissection of the posterior capsule and anterior hyaloid creates a contiguous cushion of OVD behind the capsule IOL diaphragm including the zonular region which precludes access of cytokines to the posterior segment until it is eventually resorbed.
Common to these situations is a pathogen overcoming an obstacle that was precluding access to major host resources, creating a 'winner takes all' scenario, often accompanied by severe clinical disease.
