Diagnosis and treatment

FILE - IN this Nov. 8, 2016 file photo, Democratic senatorial candidate U.S. Rep. Ann Kirkpatrick, D-Ariz., speaks to supporters during an election night party in Phoenix. Kirkpatrick said Wednesday, Jan. 15, 2020, that she's taking time off from her congressional duties to seek treatment for alcohol dependence after a “serious” fall. Kirkpatrick, said she's “finally seeking this help after struggling to do so in the past." (AP Photo/Matt York)

FILE - In this Nov. 2, 2019, file photo, Abel Cedillo rides Mongolian Groom in the Breeders' Cup Classic horse race at Santa Anita Park in Arcadia, Calif. A report on the death of Mongolian Groom in the Breeders' Cup Classic at Santa Anita says veterinarians missed opportunities to remove the gelding from the $6 million race because of time constraints or deficiencies in the process used to evaluate horses. In the 20-page report issued Wednesday, Jan. 15, 2020, Dr. Larry Bramlage identified six suggested improvements aimed at refining safety and evaluation protocols for future events. (AP Photo/Mark J. Terrill, File)

FILE - In this July 23, 2019, file photo, Gov. Gavin Newsom talks to reporters at his Capitol office, in Sacramento, Calif. California could become the first state with its own prescription drug label. Newsom announced Thursday, Jan. 9, 2020, he wants California to contract with generic drug companies to make prescription medications on behalf of the state so it can sell them to the public. He said the goal is to lower prices by increasing competition in the generic market. State lawmakers must approve the plan before it can take effect. (AP Photo/Rich Pedroncelli, File)

In this undated photo provided by Camden Coalition, its staff members discuss patient engagement. Results published in New England Journal of Medicine on Wednesday, Jan. 8, 2020, show that after six months, readmission rates were the same for those in the program and others given usual care. Researchers say more effort must focus on homelessness and addiction, which complicate medical care. (Camden Coalition via AP)

In this photo taken Thursday, Dec. 12, 2019 cannabis plants are harvested in a hothouse at Hennops, near Johannesburg, South Africa. Now that South Africa's courts have relaxed laws against marijuana, the country's cannabis production is poised to become a multi-bullion dollar business. (AP Photo/Denis Farrell)