The OHA has vigorously disputed this.

OHA 对此进行了有力的反驳。

youdao

Objective to evaluate the compliance of type 2 diabetes (2dm) treated with oral hypoglycemic agents (OHA) and analyze its influence factors.

目的评价2型糖尿病患者口服降糖药物(OHA)治疗的依从性水平并探讨其影响因素。

youdao

Google has assembled a coalition of more than 30 companies, collectively known as the Open Handset Alliance (OHA), that have pledged to bring Android to market.

FORBES: Magazine Article

He focuses ( again) on the Open Handset Alliance (OHA), which OEMs agree to when they work with the platform, promising to keep Android a happy (and relatively compatible) platform.

ENGADGET: Google Senior VP of Mobile: Aliyun OS 'under no requirement to be compatible', but it won't get help from Android ecosystem alliance