The phrase "addition of supplemental" is correct and usable in written English.
It can be used when referring to the act of adding extra information or materials that enhance or support the main content.
Example: "The addition of supplemental materials to the report provided a clearer understanding of the project's scope."
Alternatives: "inclusion of additional" or "addition of extra".
"After hammering his way into hundreds of mammalian brains," Burnett writes, "Lilly suddenly heard a voice" "Communication Between Man and Dolphin," the resulting popular write-up of Lilly's research, would go on to alter the states of many human minds with or without the addition of supplemental chemicals.
The addition of supplemental glucose enabled the faster and quantitatively higher removal of hydroxymethylfurfural (HMF).
To increase trypanosome yields we designed an optimized culture medium by addition of supplemental compounds.
Phosphorus digestibility was not improved with the addition of supplemental phytase (P >.05).
In separate experiments, commercially prepared mastermixes were utilized for both real-time PCR platforms as per the manufacturer's suggestions or with the addition of supplemental DNA polymerase.
The addition of supplemental fat to LF, during mild cold stress, may result in a suboptimal ratio of crude protein to metabolizable energy in the CMR.
The addition of a supplemental, telemedicine-based, remote intensivist program was associated with improved clinical outcomes and hospital financial performance.
Agents with maximal potency in terms of T>MIC for the majority of septic shock pathogens (carbapenems, ticarcillin/clavulanate, piperacillin/tazobactam, ceftazidime) yielded no benefit with the addition of a supplemental antibiotic.
This suggests that the study would have to be done in an environment where the standard of therapy currently yields less than maximally rapid bacterial clearance (so that the addition of a supplemental agent could reasonably enhance bacterial clearance in a reasonable subset of cases).
31 In addition, detrimental effects of supplemental vitamin C and vitamin E during gestation have been reported.
In addition to supplemental oxygen, therapies to reduce the load on the respiratory muscles and increase the level of alveolar ventilation should be instituted in children with type II respiratory failure.
