Communist nations [WORD ILLEGIBLE] effort to combat dissent call [WORD ILLEGIBLE] for a decisive" battle ag [WORD ILLEGIBLE] human rights movement spr [WORD ILLEGIBLE] through eastern Europe.

In a communique issu [WORD ILLEGIBLE] the end of a two-day meeting [WORD ILLEGIBLE] eology in Sofia, Bulgaria, senior officials of nine Soviet bloc Communist parties accused "imperalist circles" of leading the campaign for human rights in an attempt to interfere in their internal affairs.

The emphasis on the human-rights campaign, at the first high-level meeting of Communist nations since dissidence mushroomed in Eastern Europe in recent months, appeared to set the stage for a confrontation between East and West at the coming Belgrade conference in June.

The Belgrade conference is to assess the achievements of the accords signed by 35 countries at Helsinki in 1975. Among them is one dealing with freedoms to travel and exchange ideas.

The communique said that at the Sofia meeting, "the necessity was stressed of decisively exposing anti-communism and of rejecting the campaign directed against the socialist states. This campaign is organized by imperialist circles who are attempting to distort the foreign and internal policy of the socialist states and interfere in their internal affairs. This contradicts the letter and spirit of the final document of the Helsinki European conference."

Meanwhile, in the Soviet Union, dissident Vladimir Borisov was unexpectedly released from a Leningrad psychiatric hospital and he said the pressure of Western public opinion had brought his release.

Borisov, who has spent nine years in Soviet mental hospitals because of human rights activities, was seized Dec. 25.

In Prague, a leading Czechoslovak human rights activist, Jan Patocka, was taken to a hospital after police interrogated him for 11 hours, sources close to the family said.

Patocka, 69, was reportedly to be exhausted but not in danger. The sources said interrogators had told him[WORD ILLEGIBLE] current visit of Soviet Interior [WORD ILLEGIBLE] Nikolai Scholkov to Pra [WORD ILLEGIBLE] connected to the activities of [WORD ILLEGIBLE] ak dissidents.

[WORD ILLEGIBLE] developments elsewhere: [WORD ILLEGIBLE] television commentator warned that President Carter's stand on human rights in the Soviet Union could hamper the two countries' talks on limiting strategic arms.

U.S. Delegate Allard K. Lowenstein urged the U.N. Commission on Human Rights in Geneva, Switzerland, to ask the Soviet Union for information on the reported arrest and detention of Soviet dissidents. The Soviet delegate denounced the proposal as "a shameless attempt to interfere" in Soviet domestic affairs.

Informed sources in Belgrade said many Yugoslav political prisoners, including dissident author Mihajlo Mihajlov, are expected to be released soon under an amnesty.

A total of 70 persons in Bucharest have signed an open letter accusing the Romanian government of violating human rights provisions of the Helsinki Declaration, dissident author Paul Goma told Reuter by telephone from Bucharest. Originally the letter had just 10 signatories.