1. Cost of ectopic pregnancy management: surgery versus methotrexate;Creinin;Fertil Steril,1993
2. Controlling occupational exposure to hazardous drugs: OSHA technical manual 1-015A;US,1999
3. A comparison of low dose methotrexate bioavailability: oral solution, oral tablet, subcutaneous and intramuscular dosing;Jundt;J Rheumatol,1993
4. Comparison of serum concentrations of methotrexate after various routes of administration;Freeman-Narrod;Cancer,1975
5. The effects of food on methotrexate absorption;Hamilton;J Rheumatol,1995