Sentence examples for difficulty of extraction from inspiring English sources

Based on this classification, the difficulty of extraction was evaluated using difficulty index described by Pederson [6].

Moreover, despite its significant antileukaemic activity, its difficult production, the unreliability of source supply, the difficulty of extraction and the low level of purity of product limited its evaluation in large randomised studies or its use in clinical practice.

Therefore, when dental surgeons encounter the third molar extraction cases, they should initially evaluate difficulties of extraction with radiographic findings.

However reliability of the data extraction from GP records will be examined in a core set of variables which cover the range of difficulty and modes of extraction from GP records.

Similarly, there were intraoperative difficulties in 10 (83 %) cases: 6 cases (i.e., 50%%) of severe adhesions, four cases of difficulties with extraction of the neonate, 2 cases of bladder laceration, 1 case of uterine atony, and 1 case of difficult placental retrieval.

He notes the huge amounts of water that shale gas extraction requires, and the other legal and bureaucratic difficulties of extracting it.

The difficulty of SSD signal extraction is introduced firstly.

The difficulty of modal parameter extraction of the particular bridge under study increased with the increase in speed due to decreased excitation time.

Microbial production of glycerol has been known for 150 years, and glycerol was produced commercially during World War I. Glycerol production by microbial synthesis subsequently declined since it was unable to compete with chemical synthesis from petrochemical feedstocks due to the low glycerol yields and the difficulty with extraction and purification of glycerol from broth.

This difficulty in extraction relies mainly on the solubilization power of the buffer used in the IEF step.

Another difficulty was in extraction of data; specifically discerning the number of data obtained.