The phrase "additionally it would have" is correct and usable in written English.
It can be used when introducing an extra point or consideration that would have been relevant in a previous context or situation.
Example: "Additionally, it would have been beneficial to include more data in the report to support our findings."
Alternatives: "Furthermore, it could have" or "Moreover, it might have".
Additionally, it would have been interesting to know if surgeons knew preoperatively of the presence of endometriosis as this might be relevant for the choice of the surgeon and the surgical planning.
Additionally, it would have been preferable if the indicators of physical functioning were measured at the same time as the PA questions.
Additionally it would have been difficult to have skin biopsies of such a large number of donors and it would not have been possible to yield skin biopsies after one week of RCT.
Additionally, it would have been interesting to have examined all age versions of the PedsQL involving all regions of the Netherlands, but this was unfeasible for the purpose of our study.
Additionally, it would have raised the contribution limit for tax-free health savings accounts, extended some more latitude through waivers in how states could run their marketplaces and blocked Medicaid funds from Planned Parenthood clinics for one year.
Additionally, although it would have been possible to rebuild it as it was, neither the architects nor the masons felt they were sufficiently qualified in traditional masonry technology to attempt it.
Additionally, while it would have been interesting to explore team dynamics, given confidentiality, privacy, and professional concerns, we could not analyze data by team.
"Additionally, had the attackers escaped, it would have been publicly celebrated and exploited for propaganda purposes by al-Shabaab.
Additionally, voice search does sound like it would have good options, but obviously users would need to speak clearly and be in a fairly quiet area.
It would have been additionally interesting to characterize, in parallel, the pattern of thyroid function in our HCV patients who did not receive HCV treatment for direct comparison.
Thus, it is assumed to not only create more eco-friendly products for a better eco-balance of the material, but additionally it would be possible to have less manufacturing steps.
