Providing medical information via a website; providing medical advice in the field of cancer treatment; providing health-related news and information in the fields of cancer treatment; providing appropriate drug dosage information and dosage scheduling information for medical professionals via a website; providing information relating to cancer treatment, dosage information, and related diagnostic data input for use by medical professionals for purposes of calculating dosage information, obtaining dosage information, dosage scheduling information, and monitoring and diagnosing medical conditions for medical professionals via a website; providing information in the field of personal health that allows medical professionals to obtain appropriate dosage information and dosage scheduling information via an interactive on-line computer database; providing health-related news and information in the field of cancer treatment via a website