The phrase "also documented a substantial" is correct and usable in written English.
It can be used when referring to the act of recording or noting significant information or findings in a report or study.
Example: "The research team also documented a substantial increase in user engagement after implementing the new features."
Alternatives: "also recorded a significant" or "also noted a considerable".
Subsequent studies on European brown bears also later documented a substantial loss of genetic diversity before and during the Holocene [ 6, 7].
Part I of this series documented a substantial loss in gas permeability over time for thin films of a glassy polyarylate made from bisphenol-A benzophenone dicarbisphenol-A benzophenone
(2010) have documented a substantial degree of discrimination in the Spanish rental market mainly driven by natives' preferences against immigrants.
The group has documented a substantial increase in such killings — total attacks last year had doubled from what they were five years ago.
It also documents a scare with lymphoma.
30 31 32 Other descriptions of 2009 H1N1 influenza during pregnancy in the United States have also documented substantial mortality, including an 8% mortality among pregnant women with severe 2009 H1N1 infection in California.
It has been also documented that there is a substantial impact of different recruitment strategies on the genetic structure of a Daphnia population among years with different weather conditions (in particular, warm vs. cold winters) [ 19].
As also documented in other papers, the ALBC spacer does not elute a substantial amount for 30 days; therefore it may be difficult to establish the immersing period to measure the surface porosity related the elution efficacy.
Another recent poll also documented skyrocketing approval ratings for Barak, but showed a very different overall picture, with rightwing parties still holding a substantial lead over the left.
Enlargement of the transplants over time was also documented but eggs and embryos of good quality could only be obtained after a substantial increment of ovarian tissue transplanted.
