The phrase "and possibly contributed" is correct and usable in written English.
It can be used when discussing potential involvement or influence in a situation or outcome, indicating uncertainty about the contribution.
Example: "The research findings suggest that environmental factors played a significant role in the study, and possibly contributed to the observed results."
Alternatives: "and may have played a role" or "and could have influenced."
Inadequate equipment design (e.g. driver safety systems) was frequently identified as an organisational influence and possibly contributed to the relatively large number of incidents/accidents resulting from attention failures.
Woodrow Wilson never got the treaty ratified by Congress, and the failure of his vision for a new world soured the rest of his presidency, and possibly contributed to his stroke.
The fight was not successful, and possibly contributed to the film's fame, but the publicity drew many new supporters to the NAACP.
Then, the botched murder investigation that landed Hardy in Broadchurch, and possibly contributed to his worsening heart condition, catches up with him.
To identify gene expression changes that preceded, and possibly contributed to, the biologic effects of EGFR TKI treatment on EGFR-mutant NSCLC cells, the cells were subjected to short-term treatment with gefitinib.
This low conduction velocity was consistent with observed sparse Connexin 43 expression and possibly contributed by immature (or mixed from nodal, atrial, and ventricular cells) electrophysiological phenotype of CPC-derived cardiomyocytes [31].
Its stock of foreign-currency reserves would have grown even larger, exposing it to the possibility of big losses in the future, and possibly contributing to other financial imbalances, such as a nascent bubble in Swiss real-estate markets.
Its stock of foreign-currency reserves would have grown even larger, exposing it to the possibility of big losses in the future, and possibly contributing to other financial imbalances, such as a nascent bubble in Swiss real-estate markets.
The HIV-1 accessory protein Vpu exhibits high inter- and intra- subtype genetic diversity that may influence Vpu function and possibly contribute to HIV-1 pathogenesis.
While surface monodentate sulfates can be removed upon washing, surface bidentate species stayed on the surface and possibly contribute to the permanent catalyst deactivation.
White matter (WM) abnormalities are common in cirrhotic patients and possibly contribute to hepatic encephalopathy (HE), a frequent neuropsychiatric complication of cirrhosis.
