The phrase "about the possible link" is correct and usable in written English.
It can be used when discussing a potential connection or relationship between two or more subjects or ideas.
Example: "The researchers conducted a study about the possible link between diet and mental health."
Alternatives: "regarding the potential connection" or "concerning the likely relationship".
I don't know about the possible link between autism and the MMR triple vaccine, but I do know about the definite connection between measles and encephalitis.
He also said that information about the possible link to the cancer would be added to the labeling information sent out with implants.
At the beginning of this wartime period, the cluster of murder-suicides set off alarms about the possible link between combat tours and domestic violence, a link supported by a study published that year in the journal Military Medicine.
Forget a nation's grief and Giffords's struggle to survive: What America really needed, the nation's pundits and TV producers decided, was a noisy debate about the possible link between Jared Lee Loughner's crime and Palin's martial campaign rhetoric.
Only 2 weeks ago, he published a Perspective in Science about the possible link between some gamma ray bursts and supernovae (Science, 22 October 1999, p. 693).
Little is known about the possible link between butyrate metabolism and liver cancer.
Still, a discussion about the possible links between mitochondrial disorders, autism and vaccination is needed, said Dr. Insel of the mental health institute.
As concern about the possible links between CTE and American football have escalated, numerous athletes have promised to donate their brains after death for study of the condition.
Chinese officials warned foreign diplomats about the possible links between Al Qaeda and "Eastern Turkestan terrorists," but, during the initial months of the war on terrorism, the Bush Administration resisted citing Uighurs as enemies.
The school shootings at Newton, Connecticut, had happened only three weeks before Guru-Murthy began to ask Tarantino about the possible links between cinematic and real violence, which perhaps explained the director's thrilling loss of control: "I refuse your question … I'm here to sell my movie … I'm shutting your butt down".
