1.   He obtained a sample of the mould from Fleming, and discovered that it had been incorrectly identified.

2.   The target was to obtain a sample of thirty cases, of whatever case category, in each team area.

3.   The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit.

4.   If an exposure does occur, a blood sample should be obtained from the individual from whom exposure occurred and tested for hepatitis B surface antigen and HIV antibody.

5.   Six gall bladder bile samples were obtained at cholecystectomy and one hepatic bile from a patient with an indwelling T tube.

6.   Serum samples were obtained from healthy blood donors, patients with metastatic colorectal carcinoma without evidence of infection, and from patients with inflammatory bowel disease.

7.   Serum samples were obtained routinely daily during the treatment in the intensive care unit.

8.   Collection was not always successful and thus samples were not obtained from all subjects at all stages of the trials.

9.   Larvae are found only in the faeces of patent cases so that faecal samples should be obtained from a umber of affected individuals.

10.   To avoid contamination with soil nematodes, samples should be obtained from the rectum.