“Restrictions on trade provide, at best, a suboptimal approach to wildlife conservation.”

“The presence of endometriosis, tubal factor, or suboptimal sperm quality may halve the likelihood of spontaneous conception.”

“In observational studies of handwashing, the frequency and quality of hand hygiene are consistently suboptimal.”

“Pepc was assayed fluorometrically in real time under suboptimum conditions of pH and limiting substrate in a 17 nl droplet.”