Sentence examples for are even less frequent from inspiring English sources

Experts said those severe cases - which generally involve the elderly, children under 5 and those with compromised immune systems - are even less frequent with West Nile virus.

For operational genes, they are even less frequent than Euryarchaeota.

Other infections, such as osteomyelitis, cellulitis and septic arthritis are even less frequent.

A three to five years interval for conducting surveys is common in some countries, while surveys are even less frequent in other countries.

Although the oxidative burst of phagocytes in terms of infection by intracellular bacteria in LP, LO can be sometimes expected, these cases are even less frequent than in MP (see Figure 4).

Still, H-Ras as well as K-ras mutations rarely occur in human cutaneous melanomas [ 18, 19] and are even less frequent in comparison to N-Ras which is mutated in less than 15% of uncultured melanoma tissue specimens [ 19- 22].

The traffic has been even less frequent in comedy.

My letters to Renault were even less frequent after I graduated from college.

It is even less frequent when the driver is an Italian-American woman who converted to Sikhism.

Articles describing the medical characteristics of VS were even less frequent (6.3%), and their quality of reporting was rarely complete.

Only a small fraction of the tumor cells showed monosomy, while trisomy was even less frequent.